statis

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    Statis Expers Bell Shaped Distribution mulitple choice question?

    Scores on an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 16. Which one of the statements below is incorrect? (1) Using the empirical rule, we can say that approximately 68% of the values lie between 84 and 116. (2) Using the empirical rule, we can...
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