Nine pairs of hypothetical profiles were constructed for corporate employees applying for admission to an executive MBA program. Within each pair, these profiles were identical, except that one candidate was male and the other female. For interviews for employment of these graduates, evaluations on a scale of 1 (low) to 10 (high) were made of the candidates' suitability for employment. The results are shown in the accompanying table. Analyze these data using the Wilcoxon signed rank test test.
Answer to relevant QuestionsSuppose that a random sample of 513 individuals were randomly sampled and information was collected about the method a subject used to make an airline reservation (last reservation for either business or pleasure) and the ...Two tutoring services offer crash courses in preparation for the CPA exam. To check on the effectiveness of these services, 15 students were chosen. Five students were randomly assigned to service A, 5 were assigned to ...For the data of Exercise 15.4, use the Kruskal-Wallis test of the null hypothesis that the population mean sales levels are identical for three box colors. Based on the data of Exercise 15.11, perform the Kruskal Wallis test of the null hypothesis of equal population mean scores on the CPA exam for students using no tutoring services and using services A and B. In exercise A diet soda manufacturer wants to compare the effects on sales of three can colors-red, yellow, and blue. Four regions are selected for the test, and three stores are randomly chosen from each region, each to display one ...
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