Question: Three admission test preparation programs are being evaluated. Suppose the scores obtained by a sample of 20 people who used the proarams nravided the following

obtained by a sample of 20 people who used the proarams nravided

Three admission test preparation programs are being evaluated. Suppose the scores obtained by a sample of 20 people who used the proarams nravided the following data. Use the Kruskal-Wallis test to determine whether there is a significant difference among the three test preparation programs. Use =0.05 State the null and alternative hypotheses. H0:MedianA=Medianb=MedianCHa:MedianA+Medianb+MedianCH0:MedianA=Medianb=MedianCHa:MedianA>MedianB

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