A Manufacturer of Tennis Balls Uses a Production Process That

A manufacturer of tennis balls uses a production process that produces 5 percent defective balls. A quality inspector takes samples of a week's output with replacement. Using the cumulative binomial probability table available in your text, the inspector can determine which of the following probabilities?

A) If 5 units are inspected, the probability of zero units being defective is .774.
B) If 10 units are inspected, the probability of 2 units being defective is .374.
C) If 15 units are inspected, the probability of 4 units being defective is .999.
D) If 20 units are inspected, the probability of 6 units being defective is .0569.
E) If 20 units are inspected, the probability of 6 units being defective is .5.