An estimate of the percentage of defective items in the population if 5 of 200 items were defective is 2.5%.
How to calculate percentage?
The percentage of a defective item out of a total item can be calculated as follows:
% defective item = no of defective item/total no of items × 100
According to this question, in a random sample of 200 items, 5 items were defective.
% defective item = 5/200 × 100
% defective item = 2.5%
Therefore, an estimate of the percentage of defective items in the population if 5 of 200 items were defective is 2.5%.
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