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In one region, the September energy consumption levels for single-family homes are found to be normally distributed with a mean of 1050 kWh and a

In one region, the September energy consumption levels for single-family homes are found to be normally distributed with a mean of 1050 kWh and a standard deviation of 218 kWh.

What is the probability that 50 randomly selected homes have a mean energy consumption level for September less than 1075 kWh.

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