CFA Practice Question

There are 434 practice questions for this study session.

CFA Practice Question

An increase in which of the following items is most likely to result in a wider confidence interval for the population mean?
A. sample size
B. degrees of freedom
C. reliability factor
Explanation: An increase in the reliability factor (the degree of confidence) increases the width of the confidence interval. Increasing the sample size and increasing the degrees of freedom both shrink the confidence interval.

User Contributed Comments 0

You need to log in first to add your comment.