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OpenStudy (anonymous):
A set of data items is normally distributed with a mean of 600 and a standard deviation of 20. Find the data item in this distribution that corresponds to the following z-score: z = 1.5
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OpenStudy (zarkon):
solve \(\displaystyle \frac{x-\mu}{\sigma}=1.5\) for x
OpenStudy (anonymous):
i got -29.95but i dont think thats right
OpenStudy (zarkon):
\(1.5\times 20+600\)
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