A psychology professor was interested in which study strategy was most effective for her students. The study strategy was randomly assigned to 36 students to one of three groups. Participants received either Study strategy 1, Study Strategy 2, or Study Strategy 3. The professor later gave them an exam to see which study strategy was most effective. What is the IV? What are the levels of the IV? What is the DV? What design is this? What statistical analysis is used? When and why must you run Post-hocs? In APA format write your results.

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A psychology professor was interested in which study strategy was most effective for her students. The study strategy was randomly assigned to 36 students to one of three groups. Participants received either Study strategy 1, Study Strategy 2, or Study Strategy 3. The professor later gave them an exam to see which study strategy was most effective.

  1. What is the IV?
  2. What are the levels of the IV?
  3. What is the DV?
  4. What design is this?
  5. What statistical analysis is used?
  6. When and why must you run Post-hocs?
  7. In APA format write your results.
Score
Exam prep 1
Exam prep 2
Exam prep 3
Total
N
10
10
10
30
Mean
80.80
89.30
84.70
84.93
Descriptives
Std. Deviation Std. Error
2.123
1.521
1.674
1.188
6.713
4.809
5.293
6.507
95% Confidence Interval for
Mean
Lower Bound
76.00
85.86
80.91
82.50
Upper Bound
85.60
92.74
88.49
87.36
Minimum
71
82
78
71
Maximum
94
96
94
96
Transcribed Image Text:Score Exam prep 1 Exam prep 2 Exam prep 3 Total N 10 10 10 30 Mean 80.80 89.30 84.70 84.93 Descriptives Std. Deviation Std. Error 2.123 1.521 1.674 1.188 6.713 4.809 5.293 6.507 95% Confidence Interval for Mean Lower Bound 76.00 85.86 80.91 82.50 Upper Bound 85.60 92.74 88.49 87.36 Minimum 71 82 78 71 Maximum 94 96 94 96
Dependent Variable: Score
Tukey HSD
Exam prep 2
Multiple Comparisons
(1) StudyStrategy (J) StudyStrategy
Exam prep 1
Exam prep 2
Exam prep 3
Exam prep 1
Exam prep 3
Exam prep 1
Exam prep 2
*. The mean difference is significant at the 0.05 level.
Exam prep 3
Mean
Difference (-J)
-8.500
-3.900
8.500
4.600
3.900
-4.600
Std. Error
2.532
2.532
2.532
2.532
2.532
2.532
Sig.
.006
.289
.006
.183
.289
.183
95% Confidence Interval
Lower Bound Upper Bound
-14.78
-2.22
-10.18
2.22
-1.68
-2.38
-10.88
2.38
14.78
10.88
10.18
1.68
Transcribed Image Text:Dependent Variable: Score Tukey HSD Exam prep 2 Multiple Comparisons (1) StudyStrategy (J) StudyStrategy Exam prep 1 Exam prep 2 Exam prep 3 Exam prep 1 Exam prep 3 Exam prep 1 Exam prep 2 *. The mean difference is significant at the 0.05 level. Exam prep 3 Mean Difference (-J) -8.500 -3.900 8.500 4.600 3.900 -4.600 Std. Error 2.532 2.532 2.532 2.532 2.532 2.532 Sig. .006 .289 .006 .183 .289 .183 95% Confidence Interval Lower Bound Upper Bound -14.78 -2.22 -10.18 2.22 -1.68 -2.38 -10.88 2.38 14.78 10.88 10.18 1.68
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