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 1 108 110 2 102 118 107 105 4 97 97 5 112 116 6. 108 106 Use the Wilcoxon signed-rank test to determine whether or not the seminar has been effective.

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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
1
108
110
102
118
3
107
105
4
97
97
5
112
116
6
108
106
Use the Wilcoxon signed-rank test to determine
whether or not the seminar has been effective.
Transcribed Image Text: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 1 108 110 102 118 3 107 105 4 97 97 5 112 116 6 108 106 Use the Wilcoxon signed-rank test to determine whether or not the seminar has been effective.
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