Please assist me with this Distribution Problem​

Please Assist Me With This Distribution Problem

Answers

Answer 1

9514 1404 393

Answer:

  1. 6.1 to 10.3

  2. 9.6 hours

  3. 7.5 hours

Step-by-step explanation:

1. The empirical rule or the supplied chart will tell you that μ ±3σ of the distribution is within 99.7% of the mean. Here, that is ...

  8.2 ±3(0.7) = 8.2 ±2.1 = [6.1, 10.3]

The range of hours is 6.1 to 10.3 hours.

__

2. 2.5% of the distribution is above μ +2σ, or ...

  8.2 +2(0.7) = 9.6 . . . hours

__

3. The bottom 16% of the distribution is below μ -σ, or ...

  8.2 -0.7 = 7.5 . . . hours


Related Questions

A rental car company charges $25 plus $0.17 per mile. Which expression shows the cost of renting a car for x miles? answer choices25x + 0.17

a.0.17x + 25

b.25.17x

c.25x + 0.17x

Answers

Your answer would be A. Because it is the only one where you multiply 0.17 which is correct because it’s an equation that will help you find how much it is going to be per mile the you would add the $25 which will give you how much your round trip would be including the cost of the car
Hope this helps
Please tell me if I am incorrect, I enjoy learning from my mistakes:)
Have a great rest of your day❤️

HOW DO YOU DO THIS PLEASE EXPLAIN

Answers

Answer:

70 degrees

Step-by-step explanation:

it’s a bit hard to explain

a taxi company currently has nine cabs in its fleet, and its total daily cost is 4,000. if the company added a 10th cab its daily total cost would be 4.200 or 420 per cab.

Answers

Answer:

4000÷9 the answer it gaves for one you add it to the 4000

420 per cab?Im not sure but shouldn’t it be 400 instead?

9 cm
4 cm
3 cm
What is the height h of the pyramid?

Answers

Ok thanks so for your help and I’m 9cm

Answer:6.5

Step-by-step explanation:trust me

Look at the picture.
Thank u!

Answers

Answer:

I'm pretty sure its 16/30 = 8/15

Step-by-step explanation:

I don't know what simplify expressions means, I do know how to convert decimals into fractions and multiply fractions so.

Determine the amount or number of something mathematically

Answers

2.586 is the answer cause you said mathematically

What is the volume of the pyramid in the diagram?
25 cm
h = 15 cm
15 cm
20 cm
OA 1,500 cm
OB. 2,500 cm
OC 4.500 cm

Answers

Answer:

Step-by-step explanation:

Wheres the diagram??

Incomplete q

2p(7p+7) please answer

Answers

Answer:

14[tex]p^{2}[/tex] + 14p

Step-by-step explanation:

to expand, multiply 2p with 7p which gives you 14p^2

then,

multiply 2p by 7 = 14p

14p to the 2nd power+14p

please help with 1-4

Answers

Answer:

Check pdf

Step-by-step explanation:

A college surveyed all 3600 of its students and discovered 1360 are not coffee drinkers. What percent of the students do not drink coffee

Answers

Answer:

Step-by-step explanation:

37 percent

Answer:

Step-by-step explanation:

25% i think

Nayla delivers 63 magazines on Saturday and 72 magazines on Sunday. She makes bundles of 9 magazines for each of her delivery routes. How many delivery routes does Nayla have on Saturday and​ Sunday?

Answers

Answer:

14

Step-by-step explanation:

9*6=63

9*8=72

6+8=14

Can someone help with this asap ?

Answers

Answer:

y=-(x+11)(x-23)

Step-by-step explanation:

y=-(x+11)(x-23)

use the x intercepts they give you, and make it the opposite i.e. if it positive, then make it negative if it is negative make it positive

i.e. -11 equals 11

thus (x+11)

then, the graph is concave down, so it is negative at the front

Box A contains 3 red and 2 blue marbles while Box B contains 2 red and 8 blue marbles. A fair coin is tossed. If the coin turns up heads, a marble is chosen from Box A; if it turns up tails, a marble is chosen from Box B.
A. Find the probability that a red marble is chosen.
B. Referring to above information, suppose that the person who tosses the coin does not reveal whether it has turned up heads or tails (so that the box from which a marble was chosen is not revealed) but does reveal that a red marble was chosen. What is the probability that Box A was chosen (i.e., the coin turned up heads)?

Answers

Answer:

A. [tex]\frac{4}{10}[/tex]

B. [tex]\frac{3}{4}[/tex]

Step-by-step explanation:

Given - Box A contains 3 red and 2 blue marbles while Box B contains 2

            red and 8 blue marbles. A fair coin is tossed. If the coin turns up

            heads, a marble is chosen from Box A; if it turns up tails, a marble

            is chosen from Box B.

To find -  A. Find the probability that a red marble is chosen.

              B. Referring to above information, suppose that the person who

                  tosses the coin does not reveal whether it has turned up

                  heads or tails (so that the box from which a marble was

                  chosen is not revealed) but does reveal that a red marble was

                  chosen. What is the probability that Box A was chosen (i.e.,

                  the coin turned up heads)?

Proof -

As given ,

Box A : 3 red marbles and 2 blue marbles.

Box B : 2 red marbles and 8 blue marbles.

a.)

As we have to find the probability that a red marble is chosen.

A red marble is chosen in two different ways - either it can be from Box A or Box be .

If Box A is chosen , then Probability of red ball is [tex]\frac{3}{5}[/tex]

If Box B is chosen , Then Probability of Red ball is [tex]\frac{2}{10} = \frac{1}{5}[/tex]

Now,

Probability of Box A is Chosen = [tex]\frac{1}{2}[/tex]

Probability of Box B is chosen = [tex]\frac{1}{2}[/tex]

∴ we get

Probability that a Red marble is chosen =  [tex]\frac{1}{2}[/tex]×[tex]\frac{3}{5}[/tex] + [tex]\frac{1}{2}[/tex]×[tex]\frac{1}{5}[/tex] = [tex]\frac{3}{10} + \frac{1}{10} = \frac{4}{10}[/tex] = 0.4

b.)

Now,

Probability that Box A is chosen given that Red marble is chosen is

P(Box A | Red marble ) = [tex]\frac{(\frac{3}{5})(\frac{1}{2}) }{(\frac{3}{5})(\frac{1}{2}) + (\frac{1}{5})(\frac{1}{2})} = \frac{\frac{3}{10} }{\frac{3}{10} + \frac{1}{10} } = \frac{\frac{3}{10} }{\frac{4}{10}}[/tex] = [tex]\frac{3}{4}[/tex]

help needed!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1

Answers

i think in the second picture that it’s not symmetrical but double check with someone else to make sure

Answer:

1. A. symmetric, peak at 6

2. B. there is a peak at 5

Step-by-step explanation:

for 1. the x's are the same on both sides of the peak so it's symmetrical and the peak is just the highest point

hope this helps and pls mark brainleist

Jasper needs to buy enough flour to make 3 dozen cookies and one loaf of pumpkin bread. The cookies need 2 ⅓ cups of flour and the bread needs 1 ¾ cups of flour. Should he estimate the amount of flour to buy or should he find the exact amount? Explain.

Answers

Answer

An estimate is sufficient.

Assuming the given numbers represent all of the flour Jasper needs, he can estimate that he will need more than 4 cups and less than 4 1/2 cups, so this estimate is probably sufficient to determine what to buy.

Hope it helps.

A bakery has 12 desserts for sale, including 3 slices of pie.
What is the probability that a randomly selected dessert will be a slice of pie?
Write your answer as a fraction or whole number.
P(slice of pie) =

Answers

3/12 = 1/4 or 1 in 4 chance of getting a piece of pie.

mike made 5 fewer than three times the number of bracelets that sheri made. Write an expression to represent the number of brackets mike made. then determine the number of bracelets that mike made if sheri made 12 bracelets

Answers

Answer:

the answers are in the pic

Step-by-step explanation:

please help i need help​

Answers

Answer:

(9×3÷4)+y

Step-by-step explanation:

(9×3÷4)+y = y+9 × 3/4

3/4 = 3:4

9× 3/4 = 9×3÷4

there is y+ (9× 3 ÷ 4)

decreases slowly
decreases quickly
increases quickly
increases slowly

Answers

Answer:

increases slowly

Step-by-step explanation:

ghehjje euheje heyru

Which equation has a greater rate of change than the rate shown in the
table below?
х
0
2
4
6
8
у
5
5.5
6
6.5
7

Answers

pretty sure it’s option 1

25 POINTS!!
The radius of a circle is 10 feet. What is the angle measure of an arc bounding a sector with area 15​ square feet? plz help no one answered the last one

Answers

Answer:

no only 13 points

Step-by-step explanation:

Which of the following is equivalent to the complex number i²22

Answers

Answer:

yes I am pretty sure that's correct

I need help I can’t cuaet understand this

Answers

Answer:

B, 140

Step-by-step explanation:

Alright so if you know to do volume this should be a breeze!

First off what you want to do is find the volume of the outside prism.

V=whl=4·5·8=160

160

Then find the smaller prisms volume.

V=whl=1·5·4=20

20

Minus the smaller from the bigger

160-20=140

The answers B!

What is 5 3/4 - 6 1/2

Answers

Answer:

-1 1/4

Step-by-step explanation:

1/2 - 2/4

5 - 6 = -1

3/4 - 2/4 = 1/4

-1 1/4

Hope this helped! Have a nice day! Plz mark as brainliest!!!

-XxDeathshotxX

HELP ASAP!!!!!! PLEASE

Answers

Answer:

(x,y) --> (-y,-x) is the rule

Step-by-step explanation:

(-1,3) to (-3,1)

Hope I helped! Have a nice day! Plz mark as brainliest!!! :D

-XxDeathshotxX

Find the values of X,Y and z

Answers

Answer:

x = 11.31

y = 13.86

z = 19.60

Step-by-step explanation:

8/x = x/16

x^2 = 128

x = 11.31

x^2 + 8^2 = y^2

128 + 64 = y^2 = 192

y = 13.86

x^2 + 16^2 = z^2

128 + 256 = z^2

z^2 = 384

z = 19.60

Take different values for x and find the value of 3x+5.​

Answers

Answer:

when x=1

3x+5.=3×1+5=8

when x=0

3x+5.=3×0+5=5

Step-by-step explanation:

when x=-1

3x+5.=3×-1+5=-3+5=2

Step-by-step explanation:

solution

here,

let the value of x be 1, then

3x+5

=3*1+5

=8

let the value of x be 2, then

3x+5

=3*2+5

=6+5

= 11

Which of the following is NOT a requirement of the Combinations​ Rule, ​, for items that are all​ different? Choose the correct answer below. A. That order is taken into account​ (consider rearrangements of the same items to be different​ sequences). B. That r of the n items are selected​ (without replacement). C. That there be n different items available. D. That order is not taken into account​ (consider rearrangements of the same items to be the​ same).

Answers

Answer: A. That order is taken into account​ (consider rearrangements of the same items to be different​ sequences).

Step-by-step explanation:

The combination is usually given by the formula below:

C n,x = n! / x! (n-x)!

We should note that the requirements for a combination rule include:

• That r of the n items are selected​ (without replacement).

• That there be n different items available.

• That order is not taken into account​ (consider rearrangements of the same items to be the​ same).

Therefore, the option that is not a requirement of the Combinations​ Rule, ​, for the items that are all​ different will then be option A"That order is taken into account​ (consider rearrangements of the same items to be different​ sequences).

How to work out 66,253 divided by 317?

Answers

Answer:

It would be like this

Answer:

209

Step-by-step explanation:

This is the answer link: https://socratic.org/questions/how-do-you-divide-66-253-div-317  

Factor 6x4 – 5x2 + 12x2 – 10 by grouping. What is the resulting expression?

(6x + 5)(x2 – 2)
(6x – 5)(x2 + 2)
(6x2 + 5)(x2 – 2)
(6x2 – 5)(x2 + 2)

Answers

Answer:

(6x2 - 5)(x2 + 2)

Step-by-step explanation:

Answer:

d

Step-by-step explanation:

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