Probability that the claim will rejected

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Reference no: EM1322446

To find the probability that will reject the claim (x <1160 hours)

An appliance manufacturer claims that the mean life of its product is 1200 hours. Assume that the standard deviation is 120 hours. A consumer agency decides to randomly select 35 items and will reject the claim if x <1160 hours. If the manufacturer's claim is true, what is the probability that the claim will be rejected?

Reference no: EM1322446

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