If all other factors are held constant, increasing the level of confidence will cause the width of a confidence interval to
A) decrease.
B) increase.
C) show no change.

Question

Quizplus · Accepted Answer

Increasing the level of confidence will increase the width of a confidence interval. This is because as the level of confidence increases, the range of values that the true population parameter may fall within also increases, leading to a wider range of values being included within the confidence interval.

If All Other Factors Are Held Constant, Increasing the Level