The ordinal level scores below were obtained before and after a treatment intervention. Calculate the Wilcoxon T value.
Before: 12, 15, 8, 10, 12, 7
After: 8, 12, 10, 10, 13, 5

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The Answer of The ordinal level scores below were obtained before and after a treatment intervention. Calculate the Wilcoxon T value.
Before: 12, 15, 8, 10, 12, 7
After: 8, 12, 10, 10, 13, 5

The Ordinal Level Scores Below Were Obtained Before and After