There is a marketing researcher who wants to test the effectiveness of a new commercial by giving participants a survey asking their likelihood of buying a certain cleaning product where 1= not at all likely and 5= extremely likely. The participants will be given the questionnaire before and after watching a show that advertised the cleaning product during commercial breaks. We must Test the hypothesis that the commercial produced an effect on these scores using alpha = .05. list conclusions using variable names and calculate Cohen’s d, if applicable. Step 1: Ho: H1: Step 2: Critical region: Step 3:​tobt = Step 4:​Which one: ​ fail to reject H0​​​/reject H0 Did the commercial have a statistically significant effect? ​YES​​/NO What is the research design used? What is the appropriate statistical analysis?

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CR: Chapter Review
Problem 37E: Find the positive geometric mean between 4 and 64.
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There is a marketing researcher who wants to test the effectiveness of a new commercial by giving participants a survey asking their likelihood of buying a certain cleaning product where 1= not at all likely and 5= extremely likely. The participants will be given the questionnaire before and after watching a show that advertised the cleaning product during commercial breaks. We must Test the hypothesis that the commercial produced an effect on these scores using alpha = .05. list conclusions using variable names and calculate Cohen’s d, if applicable. Step 1: Ho: H1: Step 2: Critical region: Step 3: ​tobt = Step 4: ​ Which one: ​ fail to reject H0​​​/reject H0 Did the commercial have a statistically significant effect? ​YES​​/NO What is the research design used? What is the appropriate statistical analysis?
Participant Before After
1
2
5
2
2
3
3
1
4
4
6.
6.
5
1
5
6
5
5
7
4
2
8
5
Transcribed Image Text:Participant Before After 1 2 5 2 2 3 3 1 4 4 6. 6. 5 1 5 6 5 5 7 4 2 8 5
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