reduced nicotine in cigarets the amounts of nicotine in dytusoon cigarettes have

Question

reduced nicotine in cigarets the amounts of nicotine in dytusoon cigarettes have amend of .941g and a standard deviation of .313g. the Huntington tobacco company which produces dytusoon cigarettes claims that it has now reduced the amount of nicotine amount of .882g a) assuming that the given mean and standard deviation have not changed find the probability of randomly selecting 0 cigarettes with mean of .882g or less. I have .1170 as my answer. b) based on the result from part a is it valid to claim that the amount of nicotine is lower? why or why not. (use rare event rule)

Explanation / Answer

reduced nicotine in cigarets the amounts of nicotine in dytusoon cigarettes have amend of .941g and a standard deviation of .313g. the Huntington tobacco company which produces dytusoon cigarettes claims that it has now reduced the amount of nicotine amount of .882g a) assuming that the given mean and standard deviation have not changed find the probability of randomly selecting 0 cigarettes with mean of .882g or less. I have .1170 as my answer. b) based on the result from part a is it valid to claim that the amount of nicotine is lower? why or why not. (use rare event rule)

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