A quality control inspector is checking a sample of lightbulbs for defects. The table summarizes the results. If one of these lightbulbs is selected at random, find the probability that the lightbulb is defective, given that it is 50 watts. Wattage Good Defective Total 20 53 9 62 50 53 6 59 100 75 9 84 Total 181 24 205
A quality control inspector is checking a sample of lightbulbs for defects. The table summarizes the results. If one of these lightbulbs is selected at random, find the probability that the lightbulb is defective, given that it is 50 watts. Wattage Good Defective Total 20 53 9 62 50 53 6 59 100 75 9 84 Total 181 24 205
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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A quality control inspector is checking a sample of lightbulbs for defects. The table summarizes the results. If one of these lightbulbs is selected at random, find the probability that the lightbulb is
defective,
given that it is
50
watts. |
|
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