题目

Question 3.A company receives a very large shipment of electronic components.A random sample of seventeen of these components is drawn from the shipment,and the shipment is accepted if fewer than two of these components are defective.What is the probability of accepting a shipment if:
a.5% of the shipment is defective?
b.2% of the shipment is defective?

提问时间：2020-08-04

答案

算17个样品全是正品,1个次品,2个次品概率加起来