A Researcher Selects a Sample of 100 Participants from a Population

Multiple Choice

A researcher selects a sample of 100 participants from a population with a mean of 38 and a standard deviation of 20.About 68% of the sample means in this sampling distribution should be between a sample mean of

A) 18 and 58.
B) 34 and 38.
C) 38 and 44.
D) 36 and 40.