malaly672 malaly672

23-01-2021
Mathematics

contestada

A factory makes lightbulbs. The probability that a bulb is defective is If
300 lightbulbs are tested, about how many are expected to be defective?

A factory makes lightbulbs The probability that a bulb is defective is If300 lightbulbs are tested about how many are expected to be defective class=

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SaxyCows SaxyCows

23-01-2021

300 times 1/15 would be 20 lightbulbs

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ksikh1234 ksikh1234

23-01-2021

Answer:

20, I believe because 300 x 1/5 is 20

not 30

not 15

not 66

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