A continuous random variable x has a normal distribution with a mean of 90 and a standard deviation of 15.The sampling distribution of the sample mean for a sample of 16 elements taken from this population is:
A)not normal
B)normal
C)skewed to the right
D)skewed to the left

Question

Quizplus · Accepted Answer

The sampling distribution of the sample mean will be normal because the original population is normally distributed, regardless of the sample size.

A Continuous Random Variable X Has a Normal Distribution with a Mean