CNNBC recently reported that the mean annual cost of auto
insurance is 960 dollars. Assume the...
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CNNBC recently reported that the mean annual cost of autoinsurance is 960 dollars. Assume the standard deviation is 213dollars. You take a simple random sample of 70 auto insurancepolicies. Find the probability that a single randomly selectedvalue is less than 995 dollars. P(X < 995) = Find theprobability that a sample of size n = 70 is randomly selected witha mean less than 995 dollars. P(M < 995) =
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Assuming that the cost of auto insurance follows Normaldistribution with
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