Non-Experimental Designs :
Non-Experimental Designs Ex-post facto
Pre-test, post-test
Non-equivalent post-test only
Ex-post Facto, Post-test only :
Ex-post Facto, Post-test only
Pre-test, Post-test Design :
Pre-test, Post-test Design
Nonequivalent Post-test Only :
Nonequivalent Post-test Only
Non-Experimental Designsand Validity :
Non-Experimental Designsand Validity
Control Strategies :
Control Strategies In reality, it may be difficult to find an equivalent control group
To eliminate rival hypotheses think of control mechanisms, not just control group
Control is achieved by a network of complementary control strategies
Solomon Four Groups Design :
Solomon Four Groups Design Statistical Analysis:
Descriptive
Inferential
4x(2) ANOVA
Interrupted Time-Series Design :
Interrupted Time-Series Design Statistical Analysis:
Descriptive
Inferential
One-way ANOVA
Multiple Time-Series Design :
Multiple Time-Series Design Statistical Analysis:
Descriptive
Inferential
2X(7) ANOVA