If you decrease the confidence level, the confidence interval:
A) decreases
B) increases
C) stays the same
D) may increase or decrease, depending on the sample data

Question

Quizplus · Accepted Answer

When you decrease the confidence level, you are allowing more room for error in your estimate. As a result, the range of values in the confidence interval will be smaller, resulting in a decrease in the confidence interval.

If You Decrease the Confidence Level, the Confidence Interval