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Posted by **Layney** on Tuesday, November 27, 2012 at 11:55am.

A random variable X is normally distributed with the mean and standard deviation 1.6. What is the proportion of the data values that lies within 1.6 standard deviations from the population mean?

- Statistics -
**PsyDAG**, Tuesday, November 27, 2012 at 12:38pmFind table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion for ±1.6 Z score.

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