Question: 13.26 The following data represent the final grades obtained by 5 students in mathematics, English, French, and biology: Subject Student Math English French Biology 1

13.26 The following data represent the final grades obtained by 5 students in mathematics, English, French, and biology:

Subject Student Math English French Biology 1 68 57 73 61 2 83 94 91 86 3 72 81 63 59 4 55 73 77 66 5 92 68 75 87 Test the hypothesis that the courses are of equal difficulty.

Use a P-value in your conclusions and discuss your findings.

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