Which of the following is NOT a factor influencing the width of a confidence interval?
A)the confidence level
B)the sample size n
C)the variation in the population as measured by $\sigma$
D)the size of the sample mean
E)none of the above; all are factors

Question

Quizplus · Accepted Answer

The size of the sample mean does not influence the width of a confidence interval. The width is affected by the confidence level, sample size, and population variation, but not directly by the value of the sample mean itself.

Which of the Following Is NOT a Factor Influencing the Width