The average class size this semester in the business school of a particular university is 38.1 students with a standard deviation of 12.9 students. The z-score for a class with 21 students is-------- .
A)0.80
B)- 1.33
C)1.51
D)0

Name: The average class size this semester in the business school of a particular university is 38.1 students with a standard deviation of 12.9 students. The z-score for a class with 21 students is-------- . A)0.80 B)- 1.33 C)1.51 D)0
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The Answer is B

The Average Class Size This Semester in the Business School