# Question

The file Utility contains the electricity costs, in dollars, during July 2014 for a random sample of 50 one- bedroom apartments in a large city:

Decide whether the data appear to be approximately normally distributed by

a. comparing data characteristics to theoretical properties.

b. constructing a normal probability plot.

Decide whether the data appear to be approximately normally distributed by

a. comparing data characteristics to theoretical properties.

b. constructing a normal probability plot.

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