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The effect of social competence training is tested. 12 Subjects are tested before and after the...

The effect of social competence training is tested. 12 Subjects are tested before and after the training for social competence on a seven point scale. Data are ordinal scaled and not normally distributed. The question is, if social competence is enhanced by the training. Use Sign Test. Raw data are listed in the following table:

Before 5          3          4          2          1          6          7          3          2          3          5          1

After   6          2          4          4          3          6          7          5          3          5          5          3

Math   Statistics-And-Probability   
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