Attitude Test Narrative
Twenty students are given an attitude test before and after viewing a motion picture designed to change their attitudes favourably toward a new curriculum. A high score indicates a favourable attitude and a low score indicates an unfavourable attitude, with the scores ranging from 1 to 30. This will use the sign test on the data given below to see if we can conclude the motion picture was successful in improving attitudes.
-Refer to Attitude Test Narrative. Determine the rejection region for the Wilcoxon signed-rank test at the 5% significance level.

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Attitude Test Narrative
Twenty students are given an attitude test before and after viewing a motion picture designed to change their attitudes favourably toward a new curriculum. A high score indicates a favourable attitude and a low score indicates an unfavourable attitude, with the scores ranging from 1 to 30. This will use the sign test on the data given below to see if we can conclude the motion picture was successful in improving attitudes.  
-Refer to Attitude Test Narrative. Determine the rejection region for the Wilcoxon signed-rank test at the 5% significance level.

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The Answer of Attitude Test Narrative
Twenty students are given an attitude test before and after viewing a motion picture designed to change their attitudes favourably toward a new curriculum. A high score indicates a favourable attitude and a low score indicates an unfavourable attitude, with the scores ranging from 1 to 30. This will use the sign test on the data given below to see if we can conclude the motion picture was successful in improving attitudes.  
-Refer to Attitude Test Narrative. Determine the rejection region for the Wilcoxon signed-rank test at the 5% significance level.

Attitude Test Narrative Twenty Students Are Given an Attitude Test Before and After