Mathematics, 05.11.2020 18:30 paulesparsa6

Scores of an IQ test have a bell-shaped distribution with a mean of and a standard deviation of . Use the empirical rule to determine the following. (a) What percentage of people has an IQ score between and?
(b) What percentage of people has an IQ score less than or greater than?
(c) What percentage of people has an IQ score greater than?

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