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Mathematics, 01.02.2020 00:56, trvptierra
Furnace repair bills are normally distributed with a mean of 267 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 267 dollars and 269 dollars.
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Furnace repair bills are normally distributed with a mean of 267 dollars and a standard deviation of...
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