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п You may need to use the appropriate technology to answer this question Three admission test...

Question:

п You may need to use the appropriate technology to answer this question Three admission test preparation programs are being
п You may need to use the appropriate technology to answer this question Three admission test preparation programs are being evaluated. Suppose the scores obtained by a sample of 20 people who used the programs provided the following data. Program A C 510 450 600 400 510 630 470 400 580 530 420 470 470 480 570 620 390 640 550 590 Use the Kruskal-Wallis test to determine whether there is a significant difference among the three test preparation progrems. Use a 0.05 State the null and alternative hypotheses. Ho MedianA Mediang Medianc H Medan Mediang Medianc Ho All populations of test scores are identical. H Not all populations of test scores are identical. Ho Not all populations of test scores are identical H All populations of test scores are identical Mo MedianA Mediang Medianc H Medan> Mediang < Medianc Moi MedianAMediang Mediarn H Medan Mediang Medianc Find the value of the test statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to three decimal places.) p-value O PoDn

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18+ = | Xah Tao Session Welcome to Minitab, press F1 for help. Kruskal-Wallis Test: response versus factor Kruskal-Wallis Tes

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