Mathematics, 24.02.2021 20:10, aesmithswhs

A factory produced 4000 light bulbs in one day. A sample of 100 bulbs was randomly selected and tested. The tests revealed that 7 of the 100 light bulbs were defective. At this rate, how many light bulbs would be defective out of the 4000 produced?

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A factory produced 4000 light bulbs in one day. A sample of 100 bulbs was randomly selected and test...