Use the given information to find the number of degrees of? freedom, the critical values chi Subscript Upper L Superscript 2 and chi Subscript Upper R Superscript 2?, and the confidence interval estimate of sigma. It is reasonable to assume that a simple random sample has been selected from a population with a normal distribution. Nicotine in menthol cigarettes 99?% ?confidence; nequals30?, sequals0.24 mg. LOADING... Click the icon to view the table of? Chi-Square critical values. dfequals nothing ?(Type a whole? number.) chi Subscript Upper L Superscript 2equals nothing ?(Round to three decimal places as? needed.) chi Subscript Upper R Superscript 2equals nothing ?(Round to three decimal places as? needed.) The confidence interval estimate of sigma is nothing mgless thansigmaless than nothing mg. ?(Round to two decimal places as? needed.)
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