PSYCH 338 Chapter Appendix: Appendix (603-618) Definition
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Appendix(603 618) hypothesis independent variable dependent variable moderating variable mediating variable reliability validity convergent validity discriminant validity correlational research internal validity external validity quasi experimental design. Hawthorne effect a formal statement of the expected relationship between two variables the variable that predicts or is the cause of variation in a dependent variable the variable that is expected to vary as a result of changes to the independent variable a variable that affects the nature of the relationship between an independent and a dependent variable such that the relationship depends on the level of the moderating variables.