When a truckload of oranges arrives at a packing plant,a random sample of 125 is selected and examined.The whole truckload will be rejected if more than 8% of the sample is unsatisfactory.Suppose that in fact 10% of the oranges on the truck do not meet the desired standard.What's the probability that the shipment will be rejected?
A)0.7734
B)0.8155
C)0.4532
D)0.1845
E)0.2266

Question

Quizplus · Accepted Answer

The probability of rejection is calculated using the normal approximation to the binomial distribution. With p = 0.10, n = 125, and the rejection threshold at 8%, the z-score is calculated and the probability is found to be approximately 0.7734.

When a Truckload of Oranges Arrives at a Packing Plant,a