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The factory makes light bulbs the probability that a bulb is defective is 1/15 if 300 light bulbs are tested about how many are expected to be defective a 20 b 66 c 15 d 30
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The factory makes light bulbs the probability that a bulb is defective is 1/15 if 300 light bulbs are tested about how many are expected to be defective a 20 b 66 c 15 d 30
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Apr 13, 2023
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The factory makes light bulbs the probability that a bulb is defective is 1/15 if 300 light bulbs are tested about how many are expected to be defective
a 20
b 66
c 15
d 30
Mathematics
high-school
Sohil
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A) you can make a ratio of 1/15 = x/300
300x1 = 300
300/15 = 20
Estan
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Apr 14, 2023
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defective : working = 1/15 ( x20 ) 20/300
so the answer is 20 light bulbs
Heimy
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Apr 19, 2023
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