PPT Slide
Statistical Analysis of 3 x 3 Factorial Experiment: Case A
Factor A: Study Method Factor B : Incentive Level
A1 = read only B1 = low incentive (20 cents)
A2 = read plus underline B2 = medium incentive (1 dollar)
A3 = read plus summarize B3 = high incentive (5 dollars)
Note: Both independent variables are manipulated between-groups
B1 8 6 4 6 3 9 7 11 10 12 12 10 11 15 18 2 5 5 4 6 4 6 12 7 8 11 12 19 10 10
B2 10 11 5 15 9 11 12 15 7 5 15 11 9 16 7
12 8 10 16 4 18 17 14 10 9 18 13 13 12 18
B3 14 12 18 15 12 19 11 20 10 15 20 9 18 13 17
17 16 15 17 16 12 17 13 17 16 19 10 11 18 18