Mathematics, 28.06.2020 01:01 aashya16
From past, a company knows that in cartons of bulbs, 90% contain no defective bulbs, 5%
contain one defective bulb, 3% contain two defective bulbs, and 2% contain three defective
bulbs. Find the mean and standard deviation for the number of defective bulbs.
Answers: 3
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From past, a company knows that in cartons of bulbs, 90% contain no defective bulbs, 5%
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