Mathematics, 20.06.2021 09:10 nisha87

CNNBC recently reported that the mean annual cost of auto insurance is 1049 dollars. Assume the standard deviation is 275 dollars. You take a simple random sample of 72 auto insurance policies.
Find the probability that a single randomly selected value is less than 962 dollars.
PIX < 962) =
Find the probability that a sample of size n = 72 is randomly selected with a mean less than 962
dollars.
PCM <962) =
Enter your answers as numbers accurate to 4 decimal places.

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