A quality controller inspected 1000 units of a product and rejected 150 units due to defects. Approximate the empirical probability that a unit will pass the inspection.
0.15%
1.5%
3/20
17/20
1 answer
Since 150 units were rejected out of 1000 units inspected, the probability that a unit will pass the inspection is 850/1000 = 17/20. Therefore, the answer is 17/20.