The following exercise requires the use of a computer and software. Generic drug sales make up about half of all prescri

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The Following Exercise Requires The Use Of A Computer And Software Generic Drug Sales Make Up About Half Of All Prescri 1 (21.11 KiB) Viewed 43 times

The following exercise requires the use of a computer and software. Generic drug sales make up about half of all prescriptions sold in the United States. The marketing manager for a pharmaceutical company wanted to acquire more information about the sales of generic prescription drugs. To do so, a random sample of 470 customers who recently filled prescriptions for generic drugs was drawn. The following sample statistics were recorded. * = $44.11 =$7.53 Calculate a 95% confidence interval estimate of the mean cost of all generic prescription drugs. (Round your answers to the nearest cent.) lower bound upper bound