Suppose Studentsʹ Ages Follow a Skewed Right Distribution with a Mean

Multiple Choice

Suppose studentsʹ ages follow a skewed right distribution with a mean of 24 years old and a standard deviation of 3 years. If we randomly sample 350 students, which of the following
Statements about the sampling distribution of the sample mean age is incorrect?

A) The mean of the sampling distribution is approximately 24 years old.
B) The shape of the sampling distribution is approximately normal.
C) The standard deviation of the sampling distribution is equal to 3 years.
D) All of the above statements are correct.