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Assume that a set of test scores is normally distributed with a mean of 100 and...

Assume that a set of test scores is normally distributed with a mean of 100 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 100 is __%

b. The percentage of scores greater than 110 is __%

c. The percentage of scores between 80 and 110 is __%

(Round to one decimal place as needed)

Math   Statistics-And-Probability   
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