Consider a problem with four subgroups with the sum of ranks in each of the subgroups equal to 49, 84, 76, and 81 and with subgroup sizes equal to 4, 6, 7, and 6. Complete the Kruskal-Wallis test and test the null hypothesis of equal subgroup ranks.
Answer to relevant QuestionsConsider a problem with four subgroups with the sum of ranks in each of the subgroups equal to 71, 88, 82, and 79 and with subgroup sizes equal to 5, 6, 6, and 7. Complete the Kruskal-Wallis test and test the null hypothesis ...For the data of Exercise 15.7, test the null hypothesis that the population mean operating costs per mile are the same for all three types of automobiles without assuming normal population distributions. In exercise Consider a two-way analysis of variance with one observation per cell and randomized blocks with the following results: Compute the mean squares and test the hypotheses that between-group means are equal and betweenblock ...Four real estate agents were asked to appraise the values of 10 houses in a particular neighborhood. The appraisals were expressed in thousands of dollars, with the results shown in the following table. Source of Variation ...Refer to Exercise 15.44. Twelve pairs were entered in the ice-dancing competition. Once again, there were 9 judges, and contestants were assessed in seven subevents. The sums of squares between groups (pairs of contestants) ...
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