Mathematics, 25.11.2021 14:10 lailabirdiemae
Assume that a set of test scores is normally distributed with a mean of 80 and a standard deviation of 10.
Use the 68-95-99.7 rule to find the following quantities.
a. The percentage of scores less than 80 is _%.
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Assume that a set of test scores is normally distributed with a mean of 80 and a standard deviation...