Question: This week my statistics class is studying Interpreting Normal Distributions; she asked us to use excel and list the values of a service bill for

This week my statistics class is studying "Interpreting Normal Distributions"; she asked us to use excel and list the values of a service bill for the last 12 months in one column, find the sample mean, and sample standard deviation of the data.Then lastly, I needed to pick three bills from the that data set and change the values into z-scores.

My data set:

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