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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 _​%.

User Xaarth
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1 Answer

14 votes
14 votes

Answer:

I don't know

Explanation:

User Teemu Leisti
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