Question: The following data represent the operating times in hours for three types of scientific pocket calculators before a recharge is required. Use the Kruskal-Wallis test,

The following data represent the operating times in hours for three types of scientific pocket calculators before a recharge is required. Use the Kruskal-Wallis test, at the 0.01 level of significance, to test the hypothesis that the operating times for all three calculators areequal. Calculator 5.5 5.4 6.2 4.9 6.1 4.3 4.6 5.2 6.4 6.8 5.6

Calculator 5.5 5.4 6.2 4.9 6.1 4.3 4.6 5.2 6.4 6.8 5.6 6.5 6.3 5.8 5.5 5.2 4.8 6.6

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