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3. (25 points) You'll have to use a combination of a spreadsheet application and hand calculations (for example, effect sizes) to solve the following problems.

3. (25 points) You'll have to use a combination of a spreadsheet application and hand calculations (for example, effect sizes) to solve the following problems. A social psychologist gave a questionnaire about concern for farm workers to seven participants before and after they attended a film about union organization of farm workers. The results are shown below with high scores meaning high concern. Using the .05 significance level, do these results support the hypothesis that the film affected concern for the lives of farm workers? Scores on the Concern Measure Participant Before After A 17 20 B 7 4 C 10 11 D 13 15 E 8 5 F 9 8 G 11 14 a. Use the five steps of hypothesis testing

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