Question: Non parametric statistic 1) The following data show the test scores of six individuals on a standardized test before and after attending a preparation seminar

Non parametric statistic 1) The following data show the test scores

Non parametric statistic

1) The following data show the test scores of six individuals on a standardized test before and after attending a preparation seminar for the test. Person Before After 108 110 2 102 118 W 107 105 4 97 97 1 12 1 16 UI 6 108 106 Use the Wilcoxon signed-rank test to determine whether or not the seminar has been effective

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