8.88 Revisiting mountain bikes Use the Mountain Bike data file on the books website, shown also below.

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8.88 Revisiting mountain bikes Use the Mountain Bike data file on the book’s website, shown also below.

a. Form a 95% confidence interval for the population mean price of all mountain bikes. Interpret.

b. What assumptions are made in forming the interval in part a? State at least one important assumption that does not seem to be satisfied and indicate its impact on this inference.

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Statistics The Art And Science Of Learning From Data

ISBN: 9781292164878

4th Global Edition

Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg

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