Posted by **Maurice** on Sunday, December 9, 2012 at 1:07am.

3. Bob takes an online IQ test and finds that his IQ according to the test is 134. Assuming that the mean IQ is 100, the standard deviation is 15, and the distribution of IQ scores is normal, what proportion of the population would score higher than Bob? Lower than Bob?

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**dgsdg**, Saturday, November 15, 2014 at 7:01pm
z=100

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