In One Statistics Course, Students Reported Studying an Average of 9.92

Multiple Choice

In one statistics course, students reported studying an average of 9.92 hours a week, with a standard deviation of 4.54.Treating this class as the population, what is the percentile for a student in the class who studies 8 hours a week? (Round z score to two decimal places.)

A) 16.28
B) -16.28
C) 33.72
D) -33.72