Posted by
**Anonymous** on
.

The mean of a normally distributed data set is 226.2. The data item, 230, has a z-score of 0.2. Find the standard deviation.

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March 25, 2017
Posted by
**Anonymous** on
.

The mean of a normally distributed data set is 226.2. The data item, 230, has a z-score of 0.2. Find the standard deviation.

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