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Three admission test preparation programs are being evaluated. Suppose the scores obtained by a sample of...

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 B C
510 450 600
400 510 620
470 400 560
520 430 470
470 460 570
630 390 640
550 590

Use the Kruskal-Wallis test to determine whether there is a significant difference among the three test preparation programs. Use α = 0.05.

Find the p-value. (Round your answer to three decimal places.)

Math   Statistics-And-Probability   
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