Solution Found!

Section I: Multiple Choice Choose the best answer for Questions AP1.1 to AP1.14. A large

Chapter 4, Problem AP1.3

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

A large set of test scores has mean 60 and standard deviation 18. If each score is doubled, and then 5 is subtracted from the result, the mean and standard deviation of the new scores are

(a) mean 115; std. dev. 31. (d) mean 120; std. dev. 31.

(b) mean 115; std. dev. 36. (e) mean 120; std. dev. 36.

(c) mean 120; std. dev. 6.

Questions & Answers

QUESTION:

A large set of test scores has mean 60 and standard deviation 18. If each score is doubled, and then 5 is subtracted from the result, the mean and standard deviation of the new scores are

(a) mean 115; std. dev. 31. (d) mean 120; std. dev. 31.

(b) mean 115; std. dev. 36. (e) mean 120; std. dev. 36.

(c) mean 120; std. dev. 6.

ANSWER:

Step 1 of 2

Given

 Standard deviation

All scores are doubled and decreased by

Add to cart


Study Tools You Might Need

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back