Question
A quality control department of a tire manufacturing company regularly conducts quality control checks at specified periods on the products it manufactures. Historically, the failure
A quality control department of a tire manufacturing company regularly conducts quality control checks at specified periods on the products it manufactures. Historically, the failure rate for tires that the company manufactures is 5%. Suppose a random sample of 3 tires is selected. Let X be the random variable that denote a defective tire. Answer the following questions.
(a) Construct the probability distribution table associated with X
(b) From the table in part (a) Find the probability that
(i) none of the tires are defective?
(ii) exactly 2 of the tires are defective?
(iii) at most two of the tires are defective?
(iv) two or more of the tires are defective?
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