Frequencies of leading digits from IRS tax files are 152, 89, 63, 48, 39, 40, 28, 25, and 27. Using a 0.05 significance level, test for goodness-of-fit with Benford’s law. Does it appear that the tax entries are legitimate?
Answer to relevant QuestionsThe 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 ...In a study of the “denomination effect” described in the Chapter Problem, 150 women in China were given either a single 100 Yuan bill or a total of 100 Yuan in smaller bills. The value of 100 Yuan is about $15. The women ...A random sample of 760 subjects was obtained, and each was tested for left-hand writing. Results are in the table below. Use a 0.05 significance level to test the claim that left-handedness is independent of gender. In a study of left-handedness as a possible inherited trait, the data in the table below were obtained. Use a 0.01 significance level to test the claim that left-handedness is independent of parental handedness. What do the ...Review Exercise 3 involved weather-related deaths. Among the 489 deaths included in the table, 325 are males. Use a 0.05 significance level to test the claim that among those who die in weather-related deaths, the percentage ...
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