stephany5439
stephany5439
05.09.2019 • 
Business

Acompany manufactures calculators in batches of 55 and claims that the rate of defects is 4%. find the probability of getting exactly 2 defects in a batch of 55 if the rate of defects is 4%. if a store receives a batch of 55 calculators and finds that there are 2 defective calculators, do they have any reason to doubt the company's claimed rate of defects?

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