February 26, 2017

Homework Help: Pre-cal

Posted by Lucy on Saturday, January 3, 2009 at 9:06am.

A set of data is normally distributed with a mean of 16 and a standard deviation of 0.3. What percent of the data is between 15.2 and 16?

I had: 16-t(0.3)=15.2 and 16-t(0.3)=15.7

which came to 0.497-.341=0.156. rounded off I came up with 16%. What did I do wrong??


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