Question

The means of the grade point averages of four samples taken from a population of students are shown in the table below. Which of these is most likely closest to the mean grade point average of the population?







Sample Size


Sample Mean



10

3.51



20

3.42



30

3.39



40

3.34









A.

3.51








B.

3.39








C.

3.34








D.

3.42