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marissa [1.9K]
3 years ago
7

A set of data items is normally distributed with a mean of 300 and a standard deviation of 10. Find the data item in this distri

bution that corresponds to the given​ z-score. z equals 2.5
Mathematics
1 answer:
Ket [755]3 years ago
6 0
z=\dfrac{x-\mu}\sigma\iff2.5=\dfrac{x-300}{10}\implies x=325
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