Measles revisited. The analyst in Exercise 17 finds a 98% confidence interval for the true proportion of

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Measles revisited. The analyst in Exercise 17 finds a 98% confidence interval for the true proportion of vaccinated children to be (0.9707, 0.9773).

a) Explain why she can reject the null hypothesis that p = 0.98 vs. p 6 0.98 at a = 0.01.

b) Explain why the difference may or may not be important.

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Business Statistics

ISBN: 9781292269313

4th Global Edition

Authors: Norean Sharpe, Richard De Veaux, Paul Velleman

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