A machine on the average produces 5% defective items. What are the mean and variance in a set of 32 items?
A. 16, 8
B. 16, 4
C. 4, 16
D. None of the above
Answer:D
A machine on the average produces 5% defective items. What are the mean and variance in a set of 32 items?
A. 16, 8 B. 16, 4 C. 4, 16 D. None of the above