Question

Concept Question In a random sample of eight college women, each was asked her height to the nearest inch. sample heights: 67 61 70 60 63 59 68 65 Part 1 of 4 Calculate the sample variance and standard deviation for the women's heights. (Round your final answers to the nearest tenth of an inch.) variance 15.112 X 16.1 in standard deviation 4.015 4.0 in Part 2 of 4 If 100 was added to each college woman's height in the sample above, what effect would that have on your calculated variance and standard deviation values?

          Concept Question
In a random sample of eight college women, each was asked her height to the nearest inch.
sample heights: 67 61 70 60 63 59 68 65
Part 1 of 4
Calculate the sample variance and standard deviation for the women's heights. (Round your final answers to the nearest tenth of an inch.)
variance 15.112 X 16.1 in
standard deviation 4.015 4.0 in
Part 2 of 4
If 100 was added to each college woman's height in the sample above, what effect would that have on your calculated variance and standard deviation values?

Show more…

Concept Question
In a random sample of eight college women, each was asked her height to the nearest inch.
sample heights: 67 61 70 60 63 59 68 65
Part 1 of 4
Calculate the sample variance and standard deviation for the women's heights. (Round your final answers to the nearest tenth of an inch.)
variance 15.112 X 16.1 in
standard deviation 4.015 4.0 in
Part 2 of 4
If 100 was added to each college woman's height in the sample above, what effect would that have on your calculated variance and standard deviation values?

Added by Alisha K.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Adi S

04/12/2024

Step 1

Now, we add 100 to each height: 167, 161, 170, 160, 163, 159, 168, 165. Let's calculate the new sample variance and standard deviation. The new mean is: $\frac{167+161+170+160+163+159+168+165}{8} = 163.375$ The new deviations from the mean are: 3.625, -2.375, Show more…

Show all steps

lock

Thanks for your feedback!

Concept Question In a random sample of eight college women, each was asked her height to the nearest inch. sample heights: 67 61 70 60 63 59 68 65 Part 1 of 4 Calculate the sample variance and standard deviation for the women's heights. (Round your final answers to the nearest tenth of an inch.) variance 15.112 16.1 in standard deviation 4.015 4.0 in Part 2 of 4 If 100 was added to each college woman's height in the sample above, what effect would that have on your calculated variance and standard deviation values?

Play audio

Feedback

Powered by NumerAI

Adi S and 63 other subject Intro Stats / AP Statistics educators are ready to help you.

Ask a new question

Labs

Want to see this concept in action?

NEW

Explore this concept interactively to see how it behaves as you change inputs.

View Labs

Key Concepts

Recommended Videos

Recommended Textbooks

Transcript

Ace is your personal tutor. It breaks down any question with clear steps so you can learn.

Start Using Ace

Continue solving this problem

Create a free account to:

View full step-by-step solution
Ask follow-up questions with Ace AI
Save progress and study later