Use the Following Information for Questions

Multiple Choice

Use the following information for questions:
Exam scores for a large introductory statistics class follow an approximate normal distribution with an average score of 56 and a standard deviation of 5. The average exam score in your lab was 59.5. The 20 students in your lab sections will be considered a random sample of all students who take this class.
-What is the expected value of the average exam score of the 20 students in your lab section?

A) 5
B) 20
C) 56
D) 59.5