Question: To help consumers assess the risks they are taking, the Food and Drug Administration (FDA) publishes the amount of nicotine found in all commercial brands

To help consumers assess the risks they are taking, the Food and Drug Administration (FDA) publishes the amount of nicotine found in all commercial brands of cigarettes. A new cigarette has recently been marketed. The FDA tests on this cigarette yielded mean nicotine content of 24.3 milligrams and standard deviation of 2.1 milligrams for a sample of 9 cigarettes. Construct a 99% confidence interval for the mean nicotine content of this brand of cigarette. Right-click the links to use thist-tableor thisExcel file.

24.32.491

24.32.349

24.32.413

24.32.275

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