Question 1 For each of the following questions decide whethe

Question #1: For each of the following questions, decide whether or not the sample data can be used to construct a confidence interval. DO NOT construct any of the intervals, just determine if the data meet the criteria for constructing an interval.   Provide evidence for, or explain, why you believe the sample data does or does not meet the criteria.

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 gave a mean nicotine content of 24.2 milligrams and standard deviation of 2.7 milligrams for a sample of n = 9 cigarettes.

Sample data can be used to construct a confidence interval for

Solution

a) Sample data can be used to construct a confidence interval for