The Empirical Rule Based on Data Set 1 in Appendix B,
Chapter 3, Problem 41(choose chapter or problem)
The Empirical Rule Based on Data Set 1 in Appendix B, blood platelet counts ofwomen have a bell-shaped distribution with a mean of 280 and a standard deviation of 65.(All units are 1000 cells/mL.) Using the empirical rule, what is the approximate percentage ofwomen with platelet countsa. within 2 standard deviations of the mean, or between 150 and 410?b. between 215 and 345?
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