[All Steps] The mean number of Internet sessions undertaken by a random sample of 38 subscribers to the Sietka service provider in a month was 36.6 with
Question: The mean number of Internet sessions undertaken by a random sample of 38 subscribers to the Sietka service provider in a month was 36.6 with a standard deviation of 7.0. The mean and standard deviation of the number of sessions undertaken in a month by a random sample of 46 subscribers to the Preeboy service were 33.2 and 10.7 respectively. Test the hypothesis that the population means number of sessions per month is higher for the Sietka subscribers using a 1% level of significance.
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