Question 3. (TCO B) SILCHIPS corporation is a large manufacturer of widgets. Historically, they have maintained a defective rate of 1.

Question 3.

3. (TCO B) SILCHIPS corporation is a large manufacturer of widgets. Historically, they have maintained a defective rate of 1.8%. You purchase 100 widgets (which represents a random sample). Find the probability that

a. exactly three are defective.

b. at least five are defective.

c. fewer than four are defective.