Suppose a Sample of 60 Business Majors Revealed That the Average

Multiple Choice

Suppose a sample of 60 business majors revealed that the average time spent studying per week is 22 hours with a standard deviation of 4 hours.For one student reporting that he studies 16 hours per week, the corresponding z score is ________________________ .

A) -1.5
B) 1.5
C) 2.2
D) -2.2
E) -3.0