Mathematics, 30.03.2020 18:52, mikego5
) Furnace repair bills are normally distributed with a mean of 271 dollars and a standard deviation of 20 dollars. If 64 of these repair bills are randomly selected, find the probability that they have a mean cost between 271 dollars and 273 dollars.
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) Furnace repair bills are normally distributed with a mean of 271 dollars and a standard deviation...
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