Suppose mary scores 82 on a test while her class had a mean

Suppose Mary scores 82 on a test, while her class had a mean of 72 and a standard deviation of 5.

What are Mary's z score?

Thus, Mary scored ------- standard deviations above the mean. (If her z-score was negative, Mary would have scored below the mean.) Fill in the blank

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Suppose mary scores 82 on a test while her class had a mean : suppose mary scores 82 on a test while her class had a mean of 72 and a standard deviation of 5.what are marys z

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