1. The Medical Rehabilitation Education Foundation reports that the average cost of rehabilitation for stroke victims is $24,672. To see if the average cost of rehabilitation is different at a particular hospital, a researcher selects a random sample of 35 stroke victims as the hospital and finds that the average cost of their rehabilitation is $26,343. The standard deviation of the population is $3251. At = 0.01 , can it be concluded that the average cost of stroke rehabilitation at a particular hospital is different from $24,672?
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