Concept explainers
To select the best answer for each question.
Answer to Problem 3PT1
The option b) is correct.
Explanation of Solution
Given Information:
The following information is given in a large set of test scores-
Mean
Standard Deviation
Calculation:
If each score is doubled, and then 5 is subtracted from the result:
To find the standard deviation, multiplying the standard deviation by
So, the result is-
New standard deviation
Hence the mean
The option b) is correct.
Chapter 4 Solutions
The Practice of Statistics for AP - 4th Edition
Additional Math Textbook Solutions
Intro Stats, Books a la Carte Edition (5th Edition)
STATS:DATA+MODELS-W/DVD
Statistics: The Art and Science of Learning from Data (4th Edition)
Elementary Statistics Using Excel (6th Edition)
Basic Business Statistics, Student Value Edition
Elementary Statistics: Picturing the World (7th Edition)
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