Wattage Good Defective Total A quality control inspector is

Last updated: 8/14/2022

Wattage Good Defective Total A quality control inspector is checking a sample of light bulbs. The table summarizes her results. If one of the light bulbs is selected at random, find the probability that the light bulb is defective, given that it is a 50 or 100 watt bulb. The probability is