Which of the following statistical distributions is used when estimating the population mean when the population variance is known?
A)Student t distribution
B)Standard normal distribution
C)Chi-square distribution
D)None of these choices are correct.

Question

Quizplus · Accepted Answer

When estimating the population mean with a known population variance, we use the standard normal distribution. The z-score formula can be used to calculate the sample mean from the population mean using the known population variance.

Which of the Following Statistical Distributions Is Used When Estimating