Question: A cigarette manufacturer a sample study to determine what proportion of smokers smoked flavored cigarettes'. A random sample of 400 smokers contained 80 smokers of

A cigarette manufacturer a sample study to determine what proportion of smokers smoked flavored cigarettes'. A random sample of 400 smokers contained 80 smokers of flavored cigarettes. Determine a 98% confidence interval for the manufacturer based on the above.
Enter the upper limit of the confidence interval, and round to 2 decimal places:

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