The author recorded the leading digits of the sizes of the files stored on his computer, and the leading digits have frequencies of 45, 32, 18, 12, 9, 3, 13, 9, and 9. Using a 0.05 significance level, test for goodness-of-fit with Benford’s law.
Answer to relevant QuestionsRefer to Data Set 1 in Appendix B for the 40 heights of females. a. Enter the observed frequencies in the table above. b. Assuming a normal distribution with mean and standard deviation given by the sample mean and standard ...A randomized controlled trial was designed to compare the effectiveness of splinting versus surgery in the treatment of carpal tunnel syndrome. Results are given in the table below. The results are based on evaluations made ...In soccer, serious fouls result in a penalty kick with one kicker and one defending goalkeeper. The table below summarizes results from 286 kicks during games among top teams. In the table, jump direction indicates which way ...A X2 test involving a 2 x 2 table is equivalent to the test for the difference between two proportions, as described in Section 9-2. Using the claim and table in Example 4, verify that the X2 test statistic and the z test ...In an American Express survey of 1000 adults 18 and older, 62% said that cigarettes should cost more to help offset potential negative health effects. Use the sample data to construct a 95% confidence interval estimate of ...
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