A lot of 101 semiconductor chips contains 16 that are

Last updated: 7/17/2022

A lot of 101 semiconductor chips contains 16 that are defective. (a) Two are selected, one at a time and without replacement from the lot. Determine the probability that the second one is defective. (b) Three are selected, one at a time and without replacement. Find the probability that the first one is defective and the third one is not defective.