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The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean...

The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of 261.7 and a standard deviation of 65.5. ​(All units are 1000 ​cells/mu​L.) Using the empirical​ rule, find each approximate percentage below. a. What is the approximate percentage of women with platelet counts within 2 standard deviations of the​ mean, or between 130.7 and 392.7​? b. What is the approximate percentage of women with platelet counts between 65.2 and 458.2​?

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milcah answered 1 year ago
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