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# A webmaster wants to know if a website he designed is showing increased page views per visit.

a) Test the null hypothesis that the mean number of page visits is the same for the two websites. What do you conclude at alpha = 0.05?

b) Find a 95% confidence interval for the mean difference in page views from the two websites.

c) Where is 0 and what does that say about the null hypothesis that the mean difference is 0?