Instruction 19-6A
As part of an evaluation program,a sporting goods retailer wanted to compare the downhill coasting speeds of four brands of bicycles.She took three trials of each brand and determined their maximum downhill speeds.The results are presented in kilometres per hour in the table below.
-Referring to Instruction 19-6A,the decision rule for a level of significance of 0.05 using the Kruskal-Wallis test is to reject the null hypothesis if the test statistic H is ________ assuming that the sample sizes are large enough to use a chi-square approximation.

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The Answer of Instruction 19-6A
As part of an evaluation program,a sporting goods retailer wanted to compare the downhill coasting speeds of four brands of bicycles.She took three trials of each brand and determined their maximum downhill speeds.The results are presented in kilometres per hour in the table below.
-Referring to Instruction 19-6A,the decision rule for a level of significance of 0.05 using the Kruskal-Wallis test is to reject the null hypothesis if the test statistic H is ________ assuming that the sample sizes are large enough to use a chi-square approximation.

Instruction 19-6A As Part of an Evaluation Program,a Sporting Goods Retailer Wanted