the given information to find the number of degrees of freedom, the critical values x and x, and the confidence interval estimate of o. It is reasonable to assume that a simple random sample has been selected from a population with a normal ibution. Nicotine in menthol cigarettes 98% confidence; n= 23, s= 0.27 mg. Click the icon to view the table of Chi-Square critical values. 22 (Type a whole number.) I (Round to three decimal places as needed.)

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