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The blood platelet counts of a group of women have a bell shaped distribution with a mean of 264.7 and a standard deviation of 63.8
The blood platelet counts of a group of women have a bell shaped distribution with a mean of 264.7 and a standard deviation of 63.8 ( all units are 1000 cells/uL ) 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 137.1 and 392.3?
b. What is the approximate percentage of women with platelet counts between 73.3 and 456.1?
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