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A manufacturing company regularly conducts quality control checks at specified periods on the products it manufactures.​...

A manufacturing company regularly conducts quality control checks at specified periods on the products it manufactures.​ Historically, the failure rate for LED light bulbs that the company manufactures is 14​%. Suppose a random sample of 10 LED light bulbs is selected.

a. What is the probability that three or fewer of the LED light bulbs are​ defective?

b. What is the probability that six or more of the LED light bulbs are​ defective?

Math   Statistics-And-Probability   
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