8 Nov 2021
Problem 116b
Page 148
Section: BRINGING IT TOGETHER: HOMEWORK
Chapter 2: DESCRIPTIVE STATISTICS
Textbook ExpertVerified Tutor
8 Nov 2021
Given information
The change scores are:
Step-by-step explanation
Step 1.
Standard deviation is a measure of dispersion.
The standard deviation of the a population a population can be estimated by sample standard deviation as sample standard is an unbiased estimator of the population standard deviation.
Let denote the change scores.
The formula to calculate sample standard deviation is:
where, is the mean and is the total number o observations.
Here, .
Unlock all Textbook Solutions
Already have an account? Log in