Effects of Advance Organizers on Learning and Retention from a Fully Web-based Class

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Effects of Advance Organizers on Learning and Retention from a Fully Web-based Class

• 1. Effects of Advance Organizers on Learning and Retention from a Fully Web-based Class Baiyun Chen, Ph.D. Candidate/M.A. College of Education University of Central Florida March 5, 2007
• 2. INTRODUCTION
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• 13. METHODS
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• 16. Methodology: Intervention– AO Concept Map
• 17. Methodology: Intervention– AO Outline
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• 20. ANALYSES AND FINDINGS
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• 24. Results: Descriptive Statistics (Post I) Mean & Std Deviation of Tests Note : Group 1—Experimental group with concept map Group 2—Comparison group with outline Group 3—Control group 25 22.76 22.46 22.60 22.89 Mean Scenario 1 (Posttest I-Part B) 0.19 0.25 ES 2.08 17.75 59.38 Total 90 Note: Full Score 0.06 0.19 ES 2.14 2.24 2.28 Std Deviation 18.67 16.33 18.19 Std Deviation 56.59 60.00 61.11 Mean Quiz 1 (Posttest I-Part A) 3 2 1 Group
• 25. Results : Hypothesis I Tests of Between-Subject Effects Dependent Variable: Quiz 1 & Senario 1 0.66 0.422 2.087 2 4.175 SENARIO1 0.44 0.826 260.89 2 521.78 QUIZ1 p Value F Mean Square df Sum of Squares Source
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• 27. Results: Descriptive Statistics (Post II) Means & Std Deviations of Tests Note : Group 1—Experimental group with concept map Group 2—Comparison group with outline Group 3—Control group 25 21.56 21.69 21.36 21.67 Mean Scenario 2 (Posttest II-Part B) -0.22 -0.09 ES 3.05 16.55 58.91 Total 90 Note: Full Score -0.11 -0.01 ES 2.74 3.45 2.91 Std Deviation 16.17 17.82 14.06 Std Deviation 61.11 57.39 59.78 Mean Quiz 2 (Posttest II-Part A) 3 2 1 Group
• 28. Results: Hypothesis II Tests of Between-Subject Effects Dependent Variable: Quiz 2 & Scenario 2 0.85 0.16 1.496 2 2.99 Scenario 2 0.57 0.57 148.19 2 296.38 Quiz 2 p Value F Mean Square df Sum of Squares Source
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• 30. Results: AO Time Effects on Quizzes (High-Scorers) Descriptive Analysis of Quiz Scores (High-Scorers) ANOVA Summary Table: Quiz 1 & Quiz 2 (High-Scorers) 90 62.99 67.14 60.71 62.14 Mean Quiz 2 (Posttest II-Part A) 71.30 Total 90 Note: Full Score 71.43 70.36 72.14 Mean Quiz 1 (Posttest I-Part A) 3 2 1 Group 0.000* p Value 0.18 15.88 2404.82 1 2404.82 Time PES F Mean Square df Sum of Squares Source
• 31. Results: AO Time Effects on Scenarios (High-Scorers) Descriptive Analysis of Scenario Scores (High-Scorers) ANOVA Summary Table: Scenario 1 & Scenario 2 (High-Scorers) 25 22.51 22.43 22.54 22.55 Mean Scenario 2 (Posttest II-Part B) 23.88 Total 25 Note: Full Score 23.86 24.04 23.74 Mean Scenario 1 (Posttest I-Part B) 3 2 1 Group 0.000* p Value 0.19 18.16 73.44 1 73.44 Time PES F Mean Square df Sum of Squares Source
• 32. Results: AO Time Effects on Quizzes (Low-Scorers) Descriptive Analysis of Quiz Scores (Low-Scorers) ANOVA Summary Table: Quiz 1 & Quiz 2 (Low-Scorers) 90 53.88 52.67 53.53 55.29 Mean Quiz 2 (Posttest II-Part A) 41.84 Total 90 Note: Full Score 39.33 42.94 42.94 Mean Quiz 1 (Posttest I-Part A) 3 2 1 Group 0.0008* p Value 0.40 31.18 3569.56 1 3569.57 Time PES F Mean Square df Sum of Squares Source
• 33. Results: AO Time Effects on Scenarios (Low-Scorers) Descriptive Analysis of Scenario Scores (Low-Scorers) ANOVA Summary Table: Scenario 1 & Scenario 2 (Low-Scorers) 25 20.36 21.09 20.21 19.75 Mean Scenario 2 (Posttest II-Part B) 19.93 Total 25 Note: Full Score 19.91 20.18 19.60 Mean Scenario 1 (Posttest I-Part B) 3 2 1 Group 0.347 p Value 0.03 0.91 3.564 1 3.564 Time PES F Mean Square df Sum of Squares Source
• 34. Results: Survey Survey: Experience with AO Note : Students’ responses to their uses of AO. 48 52 Total 40 83.3% Agree 35 67.3% Agree Usefulness 20 41.7% Before textbook 26 50.0% Before textbook When read 25 41.9% Once 23 44.2% Once How many times read AO 23 47.9% 1-5 min 24 46.2% 6-10 min Time spent on AO N % Mean N % Mean Outline Concept Map
• 35. DISCUSSIONS
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• 44. THANK YOU!