Marc wants to know if the mean age of the prison population in his city is less than 26 years. He obtains a random sample of 25 prisoners, and finds a mean age of 24.4 years and a standard deviation of 9.2 years. Ata significance level of 0.05, what is his conclusion?​

Answers

Answer 1

Answer:

gsgsbsbsbs

Step-by-step explanation:

yewhsgshdhhssjbs


Related Questions

2x-20 solve for x in an equilateral triangle

Answers

Answer:

x=40

Step-by-step explanation:

triangle = 180 degrees

Equilateral so 3(2x-20) = 180

6x-60=180

6x=240

x=40

Hope this helps!

Please hit the crown!

Merry Christmas!x

Help me please what should I do

Answers

Answer:

It’s either 1 or 2

Step-by-step explanation:

Answer:

Mp=QN

Step-by-step explanation:

Lots of points due today help

Answers

Answer: ok

Step-by-step explanation:

11) 75 percent. this is bc 32 - 8 is 24, and 24 of 32 as a percentage is 75 percent.

12) 25 percent, bc 15 percent of 60 is 25 percent

Answer: 75%

75%

Step-by-step explanation:

11. 32-8=24 boys

24 boys / 32 in the class = 0.75

0.75 x 100 = 75 %

12. 45/60= 0.75 or 75%

WILL GIVE BRAINLEIST HELP ASAP

Answers

Answer:

x = 12

y = 9

Step-by-step explanation:

[tex]\triangle ACD \cong \triangle BCD.. (given) \\\\

\therefore AC \cong BC\\\\

\therefore m(AC) = m(BC) \\\\

\therefore 2x = x + 12\\\\

\therefore 2x - x = 12\\\\

\therefore x = 12\\\\

Similarly \\\\

BD \cong AD\\\\

\therefore m(BD) = m(BD) \\\\

2y - 4= y + 5\\\\

2y - y = 4 +5\\\\

y = 9

[/tex]

PLS HELP will give brainliest answer both

Answers

Answer:

8 3/5

false

Step-by-step explanation:

The relationship between the number of calories Hannah burns while working out can be represented by y = 12x, where x is the number of minutes and y is the number of calories burned. Which of the following could be the graph of this situation?

Answers

Answer: i canot make a graph but i will do how many caloris were burned ever minute

Step-by-step explanation:

c. 3 bananas cost $0.99. At this rate, how much do 5 bananas cost? Explain how you know.

Answers

The answer is $1.65

Answer:

$1.65

Step-by-step explanation:

You can get the cost of each banana by using the division operation. All you have to do is to divide $0.99 by 3.

0.99 ÷ 3 = $0.33

Each banana costs $0.33

Now that you know the cost of each banana, you may now get the cost of 5 bananas by using the multiplication operation. All you have to do is to multiply $0.33 by 5.

0.33 x 5 = $1.65

Therefore, 5 bananas cost $1.65.

6. $80 is divided between Ethan and Michael such
that one quarter of Ethan's share is equal to one
sixth of Michael's share. How much does each of
them receive?

Answers

Answer:

it could be 32 if im correct

Step-by-step explanation:

Answer:

32 is correct........

Emma wants to build a fence around the perimeter of her lawn. Each foot of fence costs $2. The rectangular lawn has an area of 364 square feet and a width of 14 feet. How much will the entire fence cost?

Answers

Answer:

[tex]\$160[/tex]

Step-by-step explanation:

To find the cost of the entire fence, we need to first determine the lawn's length before calculating its perimeter.

Area of rectangular lawn = [tex]lw[/tex] (formula for the area of a rectangle)

[tex]364=14l[/tex]

[tex]l=26[/tex] feet

Now that we have the lawn's length and width, we can calculate the perimeter:

Perimeter [tex]= 2l+2w[/tex] (formula for the perimeter of a rectangle)

[tex]=2(26)+2(14)[/tex]

[tex]=80[/tex] feet

Since each foot of lawn costs $2, then the cost of the entire fence will be:

[tex]80\times2 = \$160[/tex]

∴ The entire fence costs [tex]\$160[/tex].

Hope this helps :)

The average time it takes for a person to experience pain relief from aspirin is 25 minutes. A new ingredient is added to help speed up relief. You run an experiment to verify if the new product is better. You test out the new aspirin on 70 people. Those seventy people had a mean time of 24 minutes and 12 seconds with a standard deviation of 3 mins. Find the test statisic and p-value for your experiment.

Answers

Answer:

-2.23 ; 0.012874

Step-by-step explanation:

Given that :

Population mean (μ) = 25 minutes

Same mean (x) = 24min 12 seconds = 24.2 minutes

Standard deviation σ = 3

Sample size (n) = 70

Test statistic :

Using the relation :

Tstatistic = (x - m) / σ/sqrt(n)

Tstatistic = (24.2 - 25) / (3/sqrt(70)

Tstatistic = - 0.8 / 0.3585685

Tstatistic = - 2.2310939

= - 2.23

The P value can be obtained using a. P value Calculator :

P at α = 95% and test statistic = - 2.23

Hence, p = 0.012874 using calculator

6th grade math ok thanks

Answers

192.78

Hope this helps!

✧◝(⁰▿⁰)◜✧

Answer:

192.78

Step-by-step explanation:

0.34 X 567 = 192.78

3 + 5 is​ ___ units from ​3, in the​ _______ direction.

Answers

Answer:

7 unit

Step-by-step explanation:

mark me as brainliest and follow and like my answer

Write an equation for the line perpendicular to 4x - 12y = 2 and passing through point (10, -1)

Answers

Answer:

3x+y=-31

Step-by-step explanation:

[tex]4x - 12y = 2\\12y = 4x-2\\y=\frac{x}{3}-\frac{1}{6}[/tex]

Slope of perpendicular line is -3.

[tex]y=-3x+b[/tex]

Sub in the point (10, -1)

[tex]-1=-3(10)+b\\-1=30+b\\b=-31\\y=-3x-31\\3x+y=-31[/tex]

The amplitude for the trigonometric functions tangent, cotangent, secant, and cosecant are not defined
A.) True
B.) False

Answers

Answer:

True

Step-by-step explanation:

They do not have an amplitude.

Please help, find the exterior angles of the two polygon.

Answers

Answer:

6) 106 degrees

7) each 'x' angles measures 118 degrees

Step-by-step explanation:

The sum of the measures of all exterior angles is always 360 degrees.

32/8 = 28/x

Please select the best answer from the choices provided

A: x = 4
B: x = 28
C: x = 8
D: x = 7

Answers

32/8=28/x

we multiply by x

x*32/8=28

we multiply by 8/32

x=28*8/32

8 divides by 32

x=28/4=7

D: x = 7

Answer:

D

Step-by-step explanation:

Given

[tex]\frac{32}{8}[/tex] = [tex]\frac{28}{x}[/tex] ( cross- multiply )

32x = 224 ( divide both sides by 32 )

x = 7 → D

-15.8= y-24.3 please solve and get back quickly

Answers

Answer:

Y=17/2=8.500

I just took a test with this question

Factor out the coefficient of the variable.
3.4c+10.2

Answers

Answer:

1.7(2c+6)

Step-by-step explanation:

PLEASE HURRY
What is the gross earnings for a person who has $30,000 in total sales, $2250 in Returns and Allowances, and a rate of commission of 6%?

Answers

Answer:

$1800

Step-by-step explanation:

$30000x.06=1800

Answer:

I believe the answer is 1,800

Step-by-step explanation:

I could be wrong but hope this helps :)

What’s 4/5 of 3 And what’s 2/9 of 20

Answers

Answer:

4/5 of 3 = 12/5

2/9 of 20 = 40/9

Step-by-step explanation:

Answer:

1.  2.4

2. 4.444

Step-by-step explanation:

First, let's look at 4/5 of 3. We can set it up like this:

[tex]3 * \frac{4}{5}[/tex]

Next, multiply the 3 by the 4 to get this:

[tex]\frac{12}{5}[/tex]

Then, if a calculator is permitted, we get the answer of 2.4.

The next thing to do would be to repeat the steps for 2/9 of 20.

[tex]20 * \frac{2}{9}[/tex]

[tex]\frac{40}{9} = 4.444[/tex]

Hope this helps!!

- Kay :)

An office supply company conducted a survey before marketing a new paper shredder designed for home use. In the survey, 80% of people used the shredder were satisfied with it. Because of the high acceptance rate, the company decided to make the new shredder. Assume that 80% of all people who use it will be satisfied. On a certain day 7 customers bought the shredder.
Let x denote the number of customers in this sample of 7 who will be satisfied with this shredder. Using the binomial probabilities table, obtain the probability distribution of x and fill in the table
x 0 1 2 3 4 5 6 7
p(x)(for each number)

Answers

Answer:

Probability distribution of x

Step-by-step explanation:

Binomial Probability = N c x . (P)^x . (Q)^ n-x

N = Total trials, 7 customers here ; P = Prob of success, 0.80 satisfied here ;    x = No. of success (1....7) ; Q = Prob of fail, 0.20 not satisfied here

P (x = 1) = 7c1 (0.80)^1 (0.20)^7  = 0.00035

P (x = 2) = 7c2 (0.80)^2 (0.20)^6 = 0.0043

P (x = 3) = 7c3 (0.80)^3 (0.20)^5 = 0.0286

P (x = 4) = 7c4 (0.80)^4 (0.20)^4 = 0.1146

P (x = 5) = 7c5 (0.80)^5 (0.20)^3 = 0.2752

P (x = 6) = 7c6 (0.80)^6 (0.20)^2 = 0.3670

P (x = 7) = 7c7 (0.80)^7 (0.20)^1 = 0.2097

Does anyone know the answer to this problem. If so please help.

Answers

It’s the 2nd option because both B and E intersect

y = 1/6x + 8

Identify the y intercept?

Answers

Answer:

(0,8)

Step-by-step explanation:

The y intercept it's eight

Which statement best describes how the media influence policy development?
The media keep lawmakers informed of what is happening in government.
VThe media inform the public, who can then give their opinions to policymakers.
NThe media present opinions and ideas that inspire policymal kers
The media make it easier for government offcials to com
hone another.
M O

Answers

The media keep lawmakers informed of what is happening in government this is a check and balance one check the other for things to be solved

Answer:

its A on edge 2021

Step-by-step explanation:

your welcome :)

determine the truth values of p, q, and r that would make the statement false. Explain your reasoning. p→(q∨~r)   ​

Answers

Answers:p = trueq = falser = true

======================================

Explanation:

For a conditional to be false, the antecedent must be true and the conclusion must be false. So the format is (true) --> (false) for the overall conditional to be false.

Since the antecedent must be true, this means p = true. We can shorten this to say p = T, where T stands for "true".

Now we must make (q v ~r) be false.

This is only possible if both pieces q and ~r are false. An "or" statement, aka disjunction, is true if either piece is true; otherwise it's false.

So q = F, where F stands for "false" and ~r = F as well.

If ~r = F, then r = T. Recall the squiggly line or tilde is basically the negation operator. It does the opposite of the statement.

4 glasses of milk and 2 snack bars have a total of 86 carbohydrates​ (carbs), and
2 glasses of milk and 3 snack bars have a total of 69 carbs. Determine how many carbs are in one glass of milk and in one snack bar.

Answers

Answer:

There are 15 carbs in one glass of milk and 13 carbs in one snack bar.

Step-by-step explanation:

Let m be the number of carbohydrates in one glass of milk and

Let s be the number of carbohydrates in one snack bar

Then according to given information

The system of equations will be:

[tex]4m+2s = 86\\2m+3s = 69[/tex]

Multiplying equation 2 by 2 and subtracting from equation 1

[tex]2(2m+3s) = 69*2\\4m+6s = 138[/tex]

Subtracting from equation 1

[tex]4m+2s-(4m+6s) = 86-138\\4m+2s-4m-6s = -52\\-4s = -52\\\frac{-4s}{-4} = \frac{-52}{-4}\\s = 13[/tex]

Putting s=13 in equation 1

[tex]4m+2(13) =86\\4m+26 = 86\\4m = 86-26\\4m = 60\\\frac{4m}{4} = \frac{60}{4}\\m = 15[/tex]

Hence,

There are 15 carbs in one glass of milk and 13 carbs in one snack bar.

Solve for the value of w.
(8w+6)"

Answers

2(4+3)

hope it helps ;)

Sue can read 2 books in 2.5 hours while John reads 3 books in 5 hours. Compare the rates at which each child reads. Who can read faster? How do you know?

Answers

The answer I sue also plz give brainliest answer

Find the value
of
(3x + 3y)^2
If xy = =-2 and x^2+y^2=5​

Answers

Step-by-step explanation:

9x^2 + 9y^2 + 18xy

9(5)+18(-2)

45-36

9

84.637-28.56 solve this for me and show work

Answers

Answer:

56.077

Step-by-step explanation:

 84.637

- 28.560

  56.077

Answer:

56.077

Step-by-step explanation:

Work is shown in picture above

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