A simple random sample of size n equals 10 is obtained from a population with mu equals 66 and sigma equals 16.
What must be true regarding the distribution of the population?
A.Since the sample size is large enough, the population distribution does not need to be normal.
B. The population must be normally distributed and the sample size must be large.
C. The population must be normally distributed and the sample size must be large.
D.The sampling distribution must be assumed to be normal.
1 answer
C. The population must be normally distributed and the sample size must be large.