Page 157 - [Uma_Sekaran]_Research_methods_for_business__a_sk(BookZZ.org)

CHAPTER

7 EXPERIMENTAL DESIGNS

TOPICS DISCUSSED

LAB AND FIELD EXPERIMENTS
CONTROL
MANIPULATION
CONTROLLING THE CONTAMINATING VARIABLES
• Matching
• Randomization
INTERNAL VALIDITY OF LAB EXPERIMENTS
EXTERNAL VALIDITY
FIELD EXPERIMENTS
TRADE-OFF BETWEEN INTERNAL AND EXTERNAL VALIDITY
FACTORS AFFECTING INTERNAL VALIDITY
• History Effects
• Maturation Effects
• Testing Effects
• Instrumentation Effects
• Selection Effects
• Statistical Regression Effects
• Mortality Effects
INTERNAL VALIDITY IN CASE STUDIES
FACTORS AFFECTING EXTERNAL VALIDITY
TYPES OF EXPERIMENTAL DESIGNS AND INTERNAL VALIDITY
• Quasi-Experimental Designs
• True Experimental Designs
• Ex Post Facto Designs
SIMULATION
ETHICAL ISUES IN EXPERIMENTAL RESEARCH
MANAGERIAL IMPLICATIONS
APPENDIX: FURTHER EXPERIMENTAL DESIGNS

141