Question

According to the Kaiser Family Foundation, U.S. workers who had employer-provided health insurance paid an average premium of $4129 for family coverage during 2011 (USA TODAY, October 10, 2011). Suppose that the premiums for such family coverage paid this year by all such workers have a bell-shaped distribution with a mean of $4129 and a standard deviation of $600. Using the empirical rule, find the approximate percentage of such workers who pay premiums for such family coverage between
a. $2329 and $5929
b. $3529 and $4729
c. $2929 and $5329


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  • CreatedAugust 25, 2015
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