A market analyst wants to know if the new website he designed is showing increased page views

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A market analyst wants to know if the new website he designed is showing increased page views per visit. A customer is randomly sent to one of two different websites, which offer the same products but with different designs. He takes a random sample of customers from each website and records their page views. Here are the data:

Website 1 Website 2 n2 = 95 1.3 pages 4.3 pages 80 = 1.7 pages И S = 4.6 pages S2


a) Find the estimated mean difference in page visits between the two websites.

b) Find the standard error of the estimated mean difference.

c) Calculate the t-statistic for the observed difference in mean page visits, assuming that the true mean difference is 0.

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Related Book For  book-img-for-question

Business Statistics

ISBN: 9780133899122

3rd Canadian Edition

Authors: Norean D. Sharpe, Richard D. De Veaux, Paul F. Velleman, David Wright

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