What does p and p hat mean?

Answers

Answer 1

In statistics, p represents the true proportion p hat represents the sample proportion

p represents population that has a certain characteristic or falls into a certain category. It is a fixed, unknown value that we are trying to estimate.

p hat represents the sample proportion, which is an estimate of the true proportion based on a sample of the population. It is calculated by dividing the number of individuals in the sample with the characteristic or in the category by the total sample size.

For example, if we want to estimate the proportion of students who prefer chocolate ice cream, we could take a sample of 100 students and find that 60 of them prefer chocolate.

In this case, p hat would be 60/100 or 0.6. This is our estimate of the true proportion, p, of all students who prefer chocolate ice cream.

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Related Questions

Sydney and two of her friends want to
go to a concert by one of their favorite
bands. Sydney found a deal that was
$102.51 for three tickets. How much
does each ticket cost?

Answers

The cost of each ticket is $34.17

How to determine the cost of each ticket

To find the cost of each ticket, we need to divide the total cost of the tickets by the number of tickets.

In this case, the total cost of the tickets is $102.51 for three tickets.

So, to find the cost of one ticket,

We can divide $102.51 by 3:

Using the above as a guide, we have the following:

$102.51 ÷ 3 = $34.17

Hence, each ticket costs $34.17.

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Which function will approach positive infinity the fastest?
O f(x)= 100(1.5)*
O f(x) = 100x5 + 200x³ + 100
Of(x) = 200(1.45)*
O f(x) = 200x3 + 100x² + 100

Answers

Answer:

Step-by-step explanation:

fx

Suppose ABC is a right triangle, and cos (B) =a/c, which of the following much also be true ?

Answers

Answer:

option 1 --> sec A = c/a

option 3 --> sin(b) = b/c

option 4 --> Sin(A) = a/c

Step-by-step explanation:

Since cos is adjacent, we know the legs are a and b and the hypotenuse is c

For angle B

sin (opposite over hypotenuse) = b/ctan (opposite over adjacent) = b/acsc (hypotenuse over opposite) = c/bsec (hypotenuse over adjacent) = c/bcot (adjacent over opposite) = a/b

For Angle A

sin = a/ccos = b/ctan = a/bcsc = c/asec = c/bcot = b/a

How do you make a transfer function in Matlab?

Answers

With MATLAB 's "t f" function, you may build a transfer function. A transfer function object is created by the "t f" function and can be used to manipulate transfer functions

So, you can create a transfer function with the aid of MATLAB's "t f" function. The "t f" function generates a transfer function object that can be used to manipulate transfer functions in a variety of ways, such as multiplying, adding, and inverting them. The MATLAB "t f" function can produce transfer functions using the following syntax. The numerator and denominator coefficients of the transfer function are "num" and "den", respectively and they are used to compute the system equation:  sys = t f(num, den). The coefficients of "num" and "den" can be visualised as vectors, with "s" serving as the Laplace variable and the coefficients as descending powers of "s." Consider using the transfer function equation below as an example to create

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Janice is at her favorite store checking out. She wants to buy a few shirts (s) that cost $14 each and a pair of jeans that cost $32. She wants to spend less than $88. How many shirts can she buy without going over her limit? Write an inequality to represent the scenario. Then, solve.

Answers

The number of shirts that Janice can buy without going over her limit is; 3 shirts

How to solve Inequality word problems?

The number of shirts she can buy is denoted as s.

Cost of each shirt = $14

Cost of a pair of jeans = $32

She wants to spend less than $88.

Thus, the inequality that depicts this problem is;

14s + 32 < 88

Subtract 32 from both sides to get;

14s < 56

Divide both sides by 14 to get;

s < 4

Thus, maximum number of shirts will be 3 shirts

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What type of graph is shown, and what is the growth factor?
linear function; growth factor of 2
linear function; growth factor of 4
exponential function; growth factor of 2
exponential function; growth factor of 4

Answers

The graph is a linear function with a growth factor of 4

What is Slope of Line?

The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.

The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.

The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is

m=y₂-y₁/x₂-x₁

The graph has the shape of a straight line, so it is linear.

The graph starts at point (0, 0). It passes through point (1, 4).

slope = 4/1 = 4

The slope is 4. Growth factor is the same as slope for a linear function.

Hence, the graph is a linear function with a growth factor of 4

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Help with geometry. Given ABC is congruent to MNO. m < A = 51 , m < N = 67 , and m < B = (2x + 7) What is the value of x?

Answers

The value of x is given as follows:

x = 30.

What are similar triangles?

Similar triangles are triangles that share these two features presented as follows:

Congruent angle measures.Proportional side lengths.

For the two similar triangles, we have that B and N are equivalent angles, hence they are congruent and the value of x is given as follows:

2x + 7 = 67

2x = 60

x = 60/2

x = 30.

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Can somebody help with number 8 find the value of each variable using the properties of a Parallelogram p

Answers

Answer: (9,8) A

Step-by-step explanation: how the mandle 10 30  6 150 144

factor the following:
(a-b)*z+3(b-a)^2

Answers

The factored expression of (a-b) * 2 + 3(b-a)^2 is (-2 + 3(b - a))(b - a)

How to factor the expression

From the question, we have the following parameters that can be used in our computation:

(a-b)*z+3(b-a)^2

Express properly

So, we have

(a-b) * 2 + 3(b-a)^2

Rewrite as

-2(b - a) + 3(b - a)^2

Factor out b - a from the expression

So, we have

(-2 + 3(b - a))(b - a)

Hence, the factored expression is (-2 + 3(b - a))(b - a)

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An antique dresser was $115, but is on sale for
30% off. If there is a 10% tax added to the sale
price, how much will the dresser cost?

Answers

Answer:

$88.55

Step-by-step explanation:

First find how much the 30% off discount will be.

115 x 0.30 = 34.5

Subtract it from original price

$115 - 34.5 = $80.5

Now find the 10% tax

80.5 x 0.10 = 8.05

Add that to the price

$80.5 + 8.05 = 88.55

The dresser's final sale price is $88.55

The table shows the height of water in a pool as it is being filled. A table showing Height of Water in a Pool with two columns and six rows. The first column, Time in minutes, has the entries, 2, 4, 6, 8, 10. The second column, Height in inches, has the entries, 8, 12, 16, 20, 24. The slope of the line through the points is 2. Which statement describes how the slope relates to the height of the water in the pool? The height of the water increases 2 inches per minute. The height of the water decreases 2 inches per minute. The height of the water was 2 inches before any water was added. The height of the water will be 2 inches when the pool is filled.

Answers

The correct statement that describes how the slope relates to the height of the water in the pool is: The height of the water increases 2 inches per minute, the correct option is A.

What is the slope?

The slope is the ratio of the vertical changes to the horizontal changes between two points of the line.

m = ( y₂ - y₁ ) / ( x₂ - x₁ )

where (x₁, y₁) and (x₂, y₂) are the two points that you are trying to find the slope between.

We are given that;

The time in minutes: 2, 4, 6, 8, 10

Height in inches: 8, 12, 16, 20, 24

Now,

The slope of the line through the points is 2, which means that for every 1 unit of time (in minutes) that passes, the height of the water in the pool increases by 2 units (in inches).

Therefore, by the given slope answer will be height of the water increases 2 inches per minute.

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50 POINTS, Which statements describe the solutions to the inequality x less-than negative 20? Check all that apply.
There are infinite solutions.
Each solution is negative.
Each solution is positive.
The solutions are both positive and negative.
The solutions contain only integer values.
The solutions contain rational number values.

A little help is required please. I choose A, C, and E, Is this right?

Answers

The solutions can be any rational number less than -20. They do not have to be integers.

What is rational number?

Real numbers are the set of all rational and irrational numbers, which include numbers such as integers, fractions, decimals, square roots, and transcendental numbers like pi and e. Real numbers can be represented on a number line, where each point corresponds to a unique real number. The set of real numbers is denoted by the symbol R. Real numbers are used in various branches of mathematics, including algebra, calculus, and geometry, and have applications in various fields such as physics, engineering, and economics.

Given to the question: -

No, your choices are not correct.

The correct choices are:

There are infinite solutions.

Each solution is less than negative 20.

Each solution is a real number.

The solutions contain rational number values.

To explain further:

The inequality x < -20 means that any value of x that is less than -20 is a solution. There are an infinite number of values less than -20, so there are infinite solutions.

Each solution is less than -20. Therefore, each solution is negative.

The solutions can be any real number less than -20, so they can be positive, negative or zero, but they must be less than -20.

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What is the value of 50g in tbsp?

Answers

The conversion rate for grams to tablespoons is 1 gram is equal to 0.2 tablespoons. This conversion is useful for both converting small amounts of ingredients in recipes and converting larger amounts of ingredients in recipes.50 grams is equal to 10 tablespoons."

This means that 50 grams is equal to 10 tablespoons. To calculate the value of 50 grams in tablespoons, we can use the following formula:50 grams x 0.2 tablespoons = 10 tablespoons.The value of 50 grams in tablespoons is 10 tablespoons.To convert from grams to tablespoons, the basic formula is to multiply the weight in grams by 0.2. This conversion is useful for converting small amounts of ingredients in recipes, as many recipes call for weights in grams rather than tablespoons. For example, if a recipe calls for 20 grams of butter, this would be equal to 4 tablespoons. To convert from tablespoons to grams, the basic formula is to multiply the weight in tablespoons by 5. This conversion is useful for converting larger amounts of ingredients in recipes, as many recipes call for weights in tablespoons rather than grams. For example, if a recipe calls for 8 tablespoons of sugar, this would be equal to 40 grams. To summarize, the value of 50 grams in tablespoons is 10 tablespoons. This conversion is useful for both converting small amounts of ingredients in recipes and converting larger amounts of ingredients in recipes.

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In many classes, a passing test grade is 60 (A = 60). Using the formula A = 10 R,
what raw score (R) would a student need to get a passing grade after her score is
adjusted?

Answers

A student need a raw score of 36.

How to determine the raw score (R) of the student?

We can find the raw score (R) of the student by substituting A = 60 into the the formula and then solve for R. That is:

A = 10√R

√R = 60/10

√R = 6

R = 6²

R = 36

Thus, a student need a raw score of 36 to get a passing grade after her score is adjusted.

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what is the product?

Answers

The product is ( 2) option (B)

( 0)

What is scalar product?

A scalar is a physical quantity that is completely defined by its magnitude. Dot Product: A dot product is the product of two vectors by taking the component of the second vector in the direction of the first vector. In the above diagram, there are two vectors A → and B → .

The scalar product is obtained by multiplying 2 by other value

2 × -1 = -2

2 × 0 = 0

therefore the scalar product is {2}

{0}

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To raise money for charity, Carmen and her friends start the Pampered Pooch Pet Wash. The first day they are open, they forget to put up posters and only raise a little money. The next day, they hang posters all over the neighborhood and raise $55.50. In all, Carmen and her friends raise $65.50 on the first two days they are open.

Answers

Julie will reach her goal 21 days before Mary.

What is division?

Division is the process of splitting a number or an amount into equal parts. Division is one of the four basic operations of arithmetic, the ways that numbers are combined to make new numbers. The other operations are addition, subtraction, and multiplication.

here, we have,

Mary and Julie both have a goal of raising $1000 for charity.

Mary raises money in every 4 days = $12.

In one day Mary raises money = 12/4

                                                   = $3

Mary needs time to reach her goal = 1000/3

                                                         = 333.33  ≈ 334 days

Julie raises money in every 6 days = $19

In one day Julie raises money = 19/6

                                                  = $3.1666 ≈ $3.2

Julie needs time to reach her goal = 1000/ 3.2

                                                          = 312.5 ≈ 313 days

Difference of the days between both of them to reach their goal

= 334 - 313 = 21 days  

Julie will reach her goal first, 21 days before Mary.

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Find the volume.
(Pls help…. I’ve tried many times but ain’t near the answer)

Answers

The volume of the composite figure is equal to 1395 square inches.

How to determine the volume of the composite figure

In this problem we need to determine the volume of a composite figure, which is the result of combining the volumes of a right prism and a pyramid, whose volume formulas are listed below:

Pyramid

V = (1 / 3) · w · l · h

Prism

V = w · l · h

Where:

w - Width, in inchesl - Length, in inchesh - Height, in inches

Now we proceed to determine the volume of composite solid:

V = (9 in) · (15 in) · (7 in) + (1 / 3) · (15 in) · (9 in) · (10 in)

V = 1395 in³

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f(3/4) If f(x) =2x-1/4

Answers

If the given function is f(3/4), then evaluation of function (3/4) = 5/4.

What is expression ?

An expression is a mathematical phrase that can contain numbers, variables, and operators such as addition, subtraction, multiplication, and division. It can also contain functions, exponents, and other mathematical symbols.

Expressions can be used to represent a wide range of mathematical concepts, such as equations, inequalities, and formulas. They can be as simple as a single number or variable, or they can be more complex, involving multiple operations and variables.

What is function ?

In mathematics, a function is a relation between a set of inputs (called the domain) and a set of possible outputs (called the range) with the property that each input is related to exactly one output. In other words, a function is a rule or mapping that assigns a unique output to each input.

Functions can be expressed using a variety of mathematical expressions, such as algebraic formulas, graphs, and tables. They are used to model relationships between variables in many areas of mathematics, science, engineering, and other fields.

According t o given condition :

To find f(3/4), we simply substitute 3/4 in place of x in the given function f(x):

f(3/4) = 2(3/4) - 1/4

Simplifying the expression, we get:

f(3/4) = 6/4 - 1/4

f(3/4) = 5/4

Therefore, if the given function is f(3/4), then evaluation of function (3/4) = 5/4.

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La semana pasada Pedro y Pablo fueron al doctor a una consulta de rutina si Pedro pesa 43 kg y Pablo pesaba 94 libras quien pesa más ?

Answers

Pedro weighs slightly more than Pablo.

What is unit conversion?

It is the conversion of one unit to another unit with its standard conversion.

Examples:

1 hour = 60 minutes

1 minute = 60 seconds

1 km = 1000 m

We have,

Pedro weighs = 43 kg

Pablo weighs = 94 pounds.

Now,

1 kg = 2.205 pounds

Multiply 43 on both sides.

43 kg = 43 x 2.205 pounds

43 kg = 94.815 pounds

94.815 pounds > 94 pounds

We can see that Pedro weighs slightly more than Pablo.

Thus,

Pedro weighs slightly more than Pablo.

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The complete question in English.

Last week, Pedro and Pablo went to the doctor for a routine checkup. If Pedro weighs 43 kg and Pablo weighs 94 pounds, compare their weights to the same unit of measurement.

Who weights more?

What is the value of 300m in miles

Answers

Answer:

Step-by-step explanation:0.18

factor each polynomial by grouping
^(3)+4x^(2)+2x+8

4b^(3)-6b^(2)+10b-15

2m^(3)+4m^(2)+6m+12

7r^(3)-35r^(2)+6r-30

10a^(3)+4a^(2)+5a+2

Answers

The required factor each polynomial by grouping are factored.

What are polynomials?

A polynomial is an algebraic expression in which the operators "+" and "-" are used to separate terms, and the exponents of the variables are consistently non-negative integers. Polynomials include, for instance, x² + x + 5, y² + 1, and 3x³ - 7x + 2.

According to question:1)

1) [tex]x^3+4x^2+2x+8[/tex]

can be factored by grouping as:

[tex]x^3 + 2x + 4x^2 + 8[/tex]

= [tex]x(x^2+2) + 4(x^2+2)[/tex]

= [tex](x+4)(x^2+2)[/tex]

2) [tex]4b^3-6b^2+10b-15[/tex]

can be factored by grouping as:

[tex]2b^2(2b-3)+5(2b-3)[/tex]

=[tex](2b-3)(2b^2+5)[/tex]

3)[tex]2m^3+4m^2+6m+12[/tex]

can be factored by grouping as:

[tex]2m^2(m+2) + 6(m+2)[/tex]

= [tex](2m^2+6)(m+2)[/tex]

= [tex]2(m^2+3)(m+2)[/tex]

4) [tex]7r^3-35r^2+6r-30[/tex]

can be factored by grouping as:

[tex]7r^2(r-5)+6(r-5)[/tex]

=[tex](7r^2+6)(r-5)[/tex]

[tex]10a^3+4a^2+5a+2[/tex]

can be factored by grouping as:

[tex]2a^2(5a+2)+1(5a+2) = (2a^2+1)(5a+2)[/tex]

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what is the meaning of permutations and combinations?

Answers

Answer:

Step-by-step explanation:

Permutations and combinations are mathematical concepts that deal with counting the number of different arrangements or selections of objects from a set.

Permutations:

A permutation is an arrangement of objects in a specific order. For example, consider a set of three letters: A, B, and C. There are 3! = 6 possible permutations of these letters, which are ABC, ACB, BAC, BCA, CAB, and CBA. The notation "3!" is the factorial notation, which means 3 × 2 × 1.

Combinations:

A combination is a selection of objects, where the order does not matter. For example, consider a set of three letters: A, B, and C. There are 3 C 2 = 3 possible combinations of two letters from this set, which are AB, AC, and BC. The notation "3 C 2" is the combination notation, which means the number of ways to choose k objects from a set of n objects.

In summary, permutations deal with the arrangement of objects in a specific order, while combinations deal with the selection of objects without regard to the order.

What is the value of root 216?

Answers

Answer: The square root of 216 is equal to approximately 6.485281.

Step-by-step explanation:

The square root of 216 is equal to the number that, when multiplied by itself, gives 216. The value of the square root of 216 can be found using several methods, including estimation, the long division method, and a calculator. Here, I'll provide a step-by-step explanation using estimation.

Step 1: Estimate the value of the square root.

One way to estimate the value of the square root of 216 is to find two perfect squares that are close to 216, and whose square roots are therefore close to the square root of 216. In this case, the perfect squares closest to 216 are 144 (12^2) and 225 (15^2). Since 216 is closer to 144, the square root of 216 is likely to be closer to 12 than to 15.

Step 2: Refine the estimate.

To refine the estimate of the square root of 216, we can average the two closest perfect squares and their square roots. In this case, the average of 12 and 15 is 13.5, and this is a better estimate of the square root of 216 than either 12 or 15 alone.

Step 3: Improve the estimate using a more precise method.

One method for finding an even more precise estimate of the square root of 216 is to use the Newton-Raphson formula for finding square roots. This formula involves repeatedly applying the following equation:

x_n+1 = (x_n + n/x_n) / 2,

where x_n is the nth estimate of the square root, and n is the number whose square root we are trying to find (in this case, n = 216). We can start with an initial estimate, such as x_0 = 13.5, and iterate the formula until the estimate converges to a desired level of precision.

Step 4: Use a calculator or other tools to find the exact value.

Finally, we can use a calculator or computer program to find the exact value of the square root of 216 to as many decimal places as desired. The exact value of the square root of 216 is equal to approximately 6.485281.

Find the measure of the missing angle

Answers

Answer:

a = 149 degrees

Step-by-step explanation:

Angles must add up to 180 degrees so,

180 - 31 = 149.

using diagonals from a common vertex, how many triangles could be formed from a 21-gon?

Answers

Total 816 triangles that can be formed using diagonals from a common vertex of a 21-gon.

What are Diagonals?

In mathematics, a diagonal is a line joining two vertices of a polygon or solid whose vertices do not lie on the same edge. Diagonals are generally defined as oblique lines or slanted lines connecting the vertices of a shape. A diagonal is defined as a horizontal shape with sides/edges and corners. 

Solution of the given problem:

Firstly, choose 3 vertices of 21-gon which are not adjacent to each other.

Secondly, connect all three vertices to a common vertex.

Now, there are 18 vertices that are not adjacent to common vertex and there are now 18 diagonals that can be drawn to the common vertex up to these vertices.

To form a triangle using these diagonals, we need to choose 3 of these 18 vertices, this can be calculated using the binomial coefficient formula:

18 choose 3 = 18! / (3! * (18 - 3)!) = (18 * 17 * 16) / (3 * 2 * 1) = 816

Thus, total 816 triangles can be formed.

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solve this problem pls a question of inequality ​

Answers

Answer:

x > - 6

Step-by-step explanation:

[tex]\frac{x}{2}[/tex] > - 3 ( multiply both sides by 2 to clear the fraction )

x > - 6

What is the value of the following function when x = 0?
y=-5
y=-2
Y=-1
Y= 0

Answers

The numeric value of the function when x = 0 is found replacing each instance of x by zero in the definition of the function.

If a graph is given, then the numeric value is given as the value of y when the function crosses the y-axis.

How to find the numeric value of a function or of an expression?

To find the numeric value of a function or of an expression, we replace each instance of the variable in the function or in the expression by the value at which we want to find the numeric value.

Supposing we have a function definition, then the numeric value at x = 0 is found replacing each instance of x by zero.

On graph, x = 0 is when the graph of the function touches or crosses the y-axis.

Missing Information

The problem is incomplete, hence the general procedure to obtain the numeric value at x = 0 was presented.

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What value for x makes the equation −13(x + 11) + 12x = -26 true

Answers

Answer:

x= -177

Step-by-step explanation:

−13(x + 11) + 12x =-26

x=-177

The average temperatures for two of the world's hottest places are given. Determine which location has the warmer average temperature and by how many degrees Fahrenheit
Location A: 85.3°F and Location B: 29.3°C
The location with the warmer average temperature is
(Round to the nearest tenth of a degree as needed.)
which is warmer by about F

Answers

Location A has the warmer average temperature, by about 0.6°F (rounded to one decimal place).

What is Algebraic expression ?

Algebraic expression can be defined as combination of variables and constants.

To compare the temperatures of Location A and Location B, we need to convert the temperature of Location B from Celsius to Fahrenheit. We can use the formula:

°F = (°C × 9/5) + 32

Substituting the given temperature of Location B, we get:

°F = (29.3 × 9/5) + 32 = 84.74°F (rounded to two decimal places)

So, the average temperature of Location A is 85.3°F and the average temperature of Location B is 84.74°F (rounded to two decimal places).

Therefore, Location A has the warmer average temperature, by about 0.6°F (rounded to one decimal place).

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If the measure of each central angle of a regular polygon is 60degree. What is the measure of each interior angle

Answers

The measure of each interior angle is 120 degrees.

In conclusion, the measure of each interior angle of a regular polygon with central angles measuring 60 degrees is 120 degrees.

Measure of each interior angle

The measure of each interior angle of a regular polygon with central angles measuring 60 degrees can be found using the formula (n-2)180/n, where n is the number of sides of the polygon.

First, we need to find the number of sides of the polygon. Since the measure of each central angle is 60 degrees, we can use the formula 360/n = 60 to find the number of sides.

Solving for n, we get: 360/n = 60 360 = 60n n = 360/60 n = 6 So the polygon has 6 sides.

Now we can use the formula (n-2)180/n to find the measure of each interior angle:

(6-2)180/6 = (4)180/6 = 720/6 = 120 degrees

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improved resolution is helpful to astronomers because it enables them to view:a.Very distant objectsb.Small features of an objectc.The motion of objects through spaced.Many objects close together Pls helppppp its math and its pretty hardA maintenance worker needs to wax a restaurant floor shaped like the image shown. A six-sided figure. There is a horizontal base of 35 feet then another horizontal base below it of 20 feet. The longest side is to the right and is 40 feet. The top is 30 feet. There is a perpendicular from the vertex of the top to the first base of 35 that is labeled 15 feet. If the wax cost $1.38 a square foot, how much will the wax cost to cover the floor? $1,224.75 $1,569.75 $2,104.50 $2,449.50 Which of the following would be an example of a biomarker?a. a microfossil found in a meteoriteb. a hydrocarbon found in an ancient rock layerc. an area that is high in carbon-12 concentration in rock layerd. a newly discovered formation of stromatolites The toxic effect of a teratogen is MOST likely to occur during the _____ of developmentthat is, when a specific system or organ is forming most rapidly. A) early stage B) sensitive period C) consolidation D) germinal stage what actions are required by manufacturers who will replace existing life insurance A large school district held a district-wide track meet for all high school students. For the 2-mile run, the population of female students participating had a mean running time of 8.8 minutes with standard deviation of 3.3 minutes, and the population of male students participating had a mean running time 7.3 minutes with standard deviation of 2.9 minutes. Suppose 8 female students and 8 male students who participated in the 2-mile run are selected at random from each population. Let p represent the sample mean running time for the female students, and let M represent the sample mean running time for the male students. What are the mean and standard deviation of the sampling distribution of the difference in sample means p - TM ? 8.8 +3 V 8 A The mean is 0.4, and the standard deviation is 7.3 B The mean is 0.4, and the standard deviation is 8,8 7.3 8 8 3.3 2.9 The mean is 1.5, and the standard deviation is 8 8 3.3 V 8 D The mean is 1.5, and the standard deviation is 2.9 8 3.3 2.9 E The mean is 1.5, and the standard deviation is 8 8 Five-year-old Donny is emotionally disturbed and refuses to communicate with anyone. To get him to speak, his teacher initially gives him candy for any utterance, then only for a clearly spoken word, and finally only for a complete sentence. The teacher is using the method ofa. secondary reinforcement.b. delayed reinforcement.c. spontaneous recovery.d. shaping.e. latent learning. Each summer, the swim clubs host a camp for young swimmers. To work as a counselor at one of the summer camps, an employee must be at least 21 years old. Brittany wants to determine how many employees are eligible to be camp counselors. In cell J3, enter a formula using the IF function as follows to determine if Tiffany Adams can work as a camp counselor: a. The function should use a reference to the Age column to determine if the employee's age is greater than or equal to 21, and should return the text Yes if true and No if false. b. Fill the formula into the range 34:332, if necessary. A hot rod can accelerate from 0 to 60 km/h in 7.5 s. (a) What is its average acceleration, in m/s2, during this time? (b) How far will it travel during the 7.5 s, assuming its acceleration is constant? (c) From rest, how much time would it require to go a distance of 0.40 km if its acceleration could be maintained at the value in (a)? Every Java application program must have:A) a class named MAINB) a method named mainC) commentsD) integer variables how does auguste rodin create tension between two worlds in orpheus and eurydice? why chinese companies are investing billions in mexico A protein-ligand binding reaction is run. At equilibrium, half the protein is ligand bound, the unbound ligand concentration is 0.657 nM. Calculate the koff value for this reaction. Assume the kon value is typical of protein-ligand interactions. the absolute threshold is the ______ of a stimulus that must be present for it to be detected. True/False ?bantings method of isolating insulin involved a surgical procedure to tie off ducts in the pancreas, waiting several weeks, then removing the pancreas. Watch help videoIn circle D, m/EBC = 51. Solve for x if mEC = (5x - 33). If necessary,round your answer to the nearest tenth.BE Explain the advantages of livestock farming in Pakistan Which expression represents the phrase, "half the sum of 10 and a number"? x+10 (10+x)01/2+10+x 1(10)+x of the various arrangements in the image, a strep arrangement is statistically most likely to give rise to all of the other arrangements if the cells were randomly spread on a slide. Introduce CT scan and explain its working mechanism.