Chapter 3.2, Problem 3LCA

### Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

Chapter
Section

### Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

# A population has a mean of μ = 40. a. If 5 points were added to every score, what would be the value for the new mean? b. If every score were multiplied by 3, what would be the value for the new mean?

a.

To determine

To Find: The value of new mean when 5 points are added to each score.

Explanation

Given info:

A population has a mean of 40.

Calculation:

Since 5 is added to every score, the new mean is also increased by 5

Mnew=M

b.

To determine

To Find: The value of new mean when each score is multiplied by 3.

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