The heights of women aged 20 to 29 are approximately Normal with mean 64.3 inches and standard deviation 2.7 inches. Men the same age have mean height 69.9 inches with a standard deviation 3.1 inches. Describe in lay terms what information the z scores give that the original nonstandardized heights do not.

Answers

Answer 1

Answer:

In a lay term; The z-score gives us information concerning how many percentages of data lie between the given data interval. The z-score gives us an overview of the distance from the mean a data point is. In addition to that, it measures the degree of standard deviations below or above the population mean a raw score. We can place a z-score on a normal distribution curve.

Step-by-step explanation:

Given that:

Height of woman between age 20 -29 are approximately normal with:

population mean = 64.3 inches &;

standard deviation = 2.7

For men:

population mean = 69.9 inches

Standard deviation = 3.1 inches

In a lay term; The z-score gives us information concerning how many percentages of data lie between the given data interval. The z-score gives us an overview of the distance from the mean a data point is. In addition to that, it measures the degree of standard deviations below or above the population mean a raw score. We can place a z-score on a normal distribution curve.


Related Questions

Craig likes to collect vinyl records. Last year he had 10 records in his collection. Now he has 12 records. What is the percent increase in his collection?

Answers

Answer:

20%

Step-by-step explanation:

I need answers fast!!!! Please help!!!!

Answers

I can’t really see the questions .. can you type them in the comments

PLEASE PLEASEE HELP IM DESPERATE!!

Which equations represent a proportional relationship? If it is a proportional relationship, give the constant of proportionality.

1) m = 7.2n

2) 8b = a

3) f = 9/5c + 32

4) y = x/5

Answers

Answer:

Was there a picture?

Step-by-step explanation:

Solve the system of equations 5c+4p=18.40, 2c+4p=11.20

Answers

Answer:

c=2.4, p=1.6

Step-by-step explanation:

The person above me was right!

whats the answer to
9(w-6)=-36

Answers

Answer:

w = 2

Step-by-step explanation:

Hi there !

9(w - 6) = - 36

9w - 54 = - 36

9w = 54 - 36

9w = 18

w = 18 : 9

w = 2

Good luck !

The population standard deviation for the heights of dogs, in inches, in a city is 7.5 inches. If we want to be 90% confident that the sample mean is within 2 inches of the true population mean, what is the minimum sample size that can be taken

Answers

Answer: 39

Step-by-step explanation:

Formula of sample size :

[tex]n=(\dfrac{z^c\times\sigma}{E})^2[/tex] , where [tex]z^c[/tex] = critical z-value for confidence level , [tex]\sigma[/tex] = population standard deviation , E = margin of error.

[tex]\Rightarrow\ n=(\dfrac{1.645\times7.5}{2})^2\\\\\Rightarrow\ n=(6.16875)^2=38.05347\approx39[/tex]

Hence, the minimum sample size that can be taken = 39

Given f(x)=-2x-5, solve for x when f(x)=3

Answers

Answer:

1

Step-by-step explanation:

We know x = 3

2 times 3 is = to 6

5 subtracted from 6 (6-5) = 1

Match each inequality with the number line that represents it. 1. 3 x 6. x < 3


who whoever answer this question right get 100 point i really need this answer now

Answers

Answer:

-3 ≤ x is the same as x ≥ -3 which is 2.

x ≥ 3 is 5.

x ≤ -3 is 4.

x < 3 is 1.

-3 > x is the same as x < -3 which is 3.

Step-by-step explanation:

Answer:

-3 ≤ x is the same as x ≥ -3 which is 2.

x ≥ 3 is 5.

x ≤ -3 is 4.

x < 3 is 1.

-3 > x is the same as x < -3 which is 3.

Step-by-step explanation:

Pampered pooch charges $5 for 1 hour of doggie daycare,$10 for 2 hours and $15 for 3hours what is the unit rate?

Answers

Step-by-step explanation:

kajsispoduerndbtwwjwtj

Answer:it 5

Step-by-step explanation:

it 5 because it going up by 5

Jamal hiked on two trails. The first trail was 8 1/3 miles long, and the second trail was 1 3/5 time as long as the first trail. How many miles did Jamal hike ? Enter as a mixed number in simplest form

Answers

Answer:9 14/15

Step-by-step explanation:

hope that helped

Explain the steps you would take to find the quotient of 1/3 ÷ 4/3
.

Answers

Answer:

1/4

Step-by-step explanation:

rewrite the response: 1/3 times 3/4 (multiply by the reciprocal of the second #)

then multiply both numerators and denominators: 3/12 is what u get from mult.

then u simplify the fraction: 1/4

Answer:

First, rewrite the problem as a multiplication problem. Multiply 1/3 by the reciprocal of 4/3, which is 3/4. Then multiply to get 3/12. Simplifying gives the answer of 1/4.

Step-by-step explanation:

The ratio of hydrogen to oxygen in a plant sample is 18:12 the sample has 42 units of oxygen how much hydrogen does the sample have

A 28
B 30
C 48
D 63

Answers

B 30 I think but I’m not sure sorry...

Which statement is true?
Louis is filling two 2-gallon buckets with water. The equation y = 0.4x models
the number of gallons of water in the first bucket after x minutes. This graph
shows the number of gallons of water in the second bucket after x minutes.
The second bucket will be completely filled 5 minutes before the
first bucket.
Second Bucket
B
2.0
The first bucket will be completely filled 5 minutes before the
second bucket.
1.75
The second bucket will be completely filled 11 minutes before
the first bucket.
1.5
$ 1.25
minutes before the
Gallons of Water
D
The first bucket will be completely filled
second bucket.
1.0
5 0.75
0.
0.25
1
7
8
5
Time (minutes)

Answers

Answer: 100

Step-by-step explanation:

valuable

What is the solution to the system of equations below? 2 x − 3 y = − 6 and x + 5 y = 23

Answers

Answer:

(3,4)

Step-by-step explanation:

solve for the first variable in one of equations

substitute result in other equation

How do I find each interior angle of a regular 14-gon

Answers

Answer:

look it up on safari if you got an Iphone  

Step-by-step explanation:

Eric plans to spend $10.50 on ice cream cones at $1.50 each. Write an equation whose solution is the number of ice cream cones he can buy. Use nn for the number of ice cream cones. You may asssume there is no tax. equation editorEquation Editor help (equations) (b) Solve your equation above for the number of ice cream cones nn.

Answers

Answer:

7

Step-by-step explanation:

10.50÷ 1.50≡n

10.50÷1.50≡7

7×1.50≡10.50

The equation is 10.50 ÷ 1.50 = n, and n = 7.

What is division?

One of the four fundamental operations in mathematics is division; the other three are addition, subtraction, and multiplication. Simply put, division is the process of dividing a large group into smaller ones so that each group has the same number of items. It is an activity utilized for equivalent gathering and equivalent partaking in math.

Given total spend on ice cream = $10.50

cost of 1 ice cream = $1.50

let n be the total number of ice cream,

n = 10.50 ÷ 1.50

n = 10.50/1.50

n = 7

Hence the equation is n = 10.50 ÷ 1.50 and n = 7.

Lear more about division;

https://brainly.com/question/1575906

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The contents of Dana’s box of muffins are shown. Write each ratio in
three different ways. (Example 1)

5. banana nut muffins to corn muffins

6. corn muffins to total muffins.

Answers

5.3:1

6.2:1

hope this is the answer your looking for.....

Lisa mixed 1 part of apple juice and 2 parts of vanilla yogurt to make a smoothie. How many parts of apple juice did Lisa mix with each part of vanilla yogurt?

one over three
two over five
one over two
two over one

Answers

Answer:

1/3

Step-by-step explanation:

There are 1+2=3 total and since there is 1 apple juice it is 1/3

Answer:

1/3

Step-by-step explanation:

Determine which is the better deal.
Option A- 6 granola bars for $6.48
Option B- 5 granola bars for $5.50
Explain why.

Answers

Answer:

option A, because when you get the common denomenator of 30, option A is less than option B by .60 cents

Step-by-step explanation:

NEED A RESPONSE ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:c

Step-by-step explanation:

Write the equation of the line:
(-8,6); slope = 1/4

Answers

Please make my answers the Brainiest. I would really appreciate it. Answer: 1/4x + 8 do y1-y2=m (x1-x2) to find slope intercept form or you can solve it with point slope, which is y-6=1/4 * (x+8) * means multiplication

$800 bonus then she makes $250 a day. What is the y-intercept?

Answers

Answer:

The y-intercept is 800

Step-by-step explanation:

Answer: I'm pretty sure the y intercept is $800 dollars, because that is the starting amount.

Step-by-step explanation:

y= 250x+800

the slope is 250 and the y- intercept is 800

what is 4^5 written in expanded form?
A. 4+4+4+4+4
b. 4.4.4.4.4.4.
c.5+5+5+5+5
d. 5.5.5.5.

Answers

Option B is written in expanded form!! Hope it helps :)

Answer:B

Step-by-step explanation:

I took the quiz March 2021 end it can’t be d. Because is the exponent so it’s me because for is the base

Select the best estimate of the product of 18 x 31 = ____

Answers

Answer:

558

Step-by-step explanation:

Answer: 558

Step-by-step explanation:

Neko made a triangular flag shown below. He wanted to attach it to the stick and then trim off the extra fabric so the flag would form an isosceles
triangle. By how many degrees was he off when he attached the triangle to the stick?
32
118
Ob
His flag ended up with base angles of 86 and 62. so the stick was 12 out of alignment from the correct position (both angles
74°).
His flag ended up with base angles of 86° and 52° so the stick was 22° out of alignment from the correct position (both angles
74°).
His flag ended up with base angles of 289 and 629, so the stick was 34 out of alignment from the correct position (both angles
62").
His flag ended up with base angles of 28 and 62° so the stick was 34 out of alignment from the correct position (both angles
34)
Od

Answers

Answer:

a. His flag ended up with base angles of 86° and 62°. so the stick was 12° out of alignment from the correct position (both angles

74°).

Step-by-step explanation:

First, let's calculate the measures of the base of the angles Neko ended up with.

The measure of the angle adjacent to the exterior angle = 180° - 118° = 62°

The measure of the other base = 180° - (62° + 32°) = 180° - 94° = 86°

So, Neko ended up with 86° and 62°.

To make a flag that is in the form of an isosceles ∆, it means the measure of the two bases most be equal to each other.

Since he measures the tip of the flag to be 32°, the measure of the remaining two equal bases ought to be (180 - 32)/2 = 148/2 = 74° each.

The difference between 74° and what he ended up with = 86 - 74 = 12°.

74 - 62 = 12°.

Therefore, the stick was 12° out of alignment.

The right option is a.

Use the normal distribution to find a confidence interval for a proportion p given the relevant sample results. Give the best point estimate for p, the margin of error, and the confidence interval. Assume the results come from a random sample. A 95% confidence interval for p given that and . Round your answer for the point estimate to two decimal places, and your answers for the margin of error and the confidence interval to three decimal places

Answers

Answer:

aşk to your tuition teacher

Yoooooo what’s 3 plus 8

Answers

Answer:

the answer is 11 cause it is easy

Answer:

I'm going to be honestly I used my fingers

my brain kinda died lol

Step-by-step explanation:

11

It takes 47 pounds of seed to completely plant a 7-acre field. How many pounds of seed are needed per acre?

Answers

Answer:

6.71428571429 (!!!)

OR

6.71 (Rounded to the nearest hundredth)

Step-by-step explanation:

PLEASE KNOW THAT I AM UNSURE.

I think it is 47 divided by 7, but the answer is very long and unrealistic, so it may be wrong. You could try rounding it to the nearest hundredth, which would be 6.71 pounds. Maybe wait for another answer, because this could be wrong!!

6. The graph below displays the growth of a plant, in millimeters.
Growth of Plant
in one week, the plant grows 125 mm so the slope of the line is 12
The plant grows 125 mm each week so the slope of the line is 125.
The slope is one because the plant grows one mm each week.
100
Not here
Week
CLEAR ALL
Based on the given graph, explain the slope of the line in terms of the unit rate of the
plant's growth, in millimeters, per week.

Answers

Answer:

Step-by-step explanation:

B

From the graph the slope of a line is 100.

Given that, the graph below displays the growth of a plant, in millimeters.

What is slope of a 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 formula to find the slope of a line is slope = (y2-y1)/(x2-x1).

From the given graph, the slope is rise/run

= 400/4

= 100

Therefore, from the graph the slope of a line is 100.

To learn more about the slope of a line visit:

https://brainly.com/question/14511992.

#SPJ6

given cosx = 60/61, find sin2x

Answers

Recall that for all x,

cos²(x) + sin²(x) = 1

So we have

sin(x) = ± √(1 - (60/61)²) = ± 11/61

Recall the double angle identity,

sin(2x) = 2 sin(x) cos(x)

From here, we get

sin(2x) = 2 (± 11/61) (60/61) = ± 1320/3721

In case you meant to ask about sin²(x), we get

sin²(x) = 1 - cos²(x) = 121/3721

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