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1
Experimental Research
2
Research Variables
2.1
Independent Variable
2.2
Dependent Variable
2.3
Controlled Variables
2.4
Third Variable
3
Cause and Effect
3.1
Control Group
3.2
Research Bias
3.3
Social Science Subjects
3.3.1
Placebo Effect
3.3.2
Double Blind Method
4
Conducting an Experiment
4.1
Randomized Controlled Trials
4.2
Pretest-Posttest
4.3
Solomon Four Group
4.4
Between Subjects
4.5
Within Subject
4.6
Repeated Measures
4.7
Counterbalanced Measures
4.8
Matched Subjects
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