Manipulation is defined as the alteration of a variable by an experimenter in expectation that the alteration will result in a change in the dependent variable . In an experiment , identifying the specific values of the independent variable to be examined and then creating treatment conditions corresponding to each of these values.

Related Articles

Internally valid at psychology-glossary.com■■■■■■■
Internally valid is a term used in an experiment ; an experiment is considered internally valid to the . . . Read More
Dependent variable at psychology-glossary.com■■■■■■
A dependent variable is what you measure in the experiment and what is affected during the experiment. . . . Read More
Internal validity at psychology-glossary.com■■■■■■
Internal validity refers to the certainty that experimental interventions did indeed cause the changes . . . Read More
Experimental method at psychology-glossary.com■■■■■■
Experimental method refers to a research method used to uncover cause-and-effect relationships between . . . Read More
Placebo control group at psychology-glossary.com■■■■■
- Placebo control group : Placebo Control group refers to a Group or Condition in which the participants . . . Read More
Null hypothesis at psychology-glossary.com■■■■■
Null hypothesis the hypothesis alternative to a primary hypothesis, stating that there is no relationship . . . Read More
Hawthorne effect at psychology-glossary.com■■■■■
Hawthorne effect is defined as a change in behavior due simply to the experimenter's paying attention . . . Read More
Cause-and-effect relationship at psychology-glossary.com■■■■■
Cause-and-effect relationship refers to the result of a well-controlled experiment about which the researcher . . . Read More
Crossover interaction at psychology-glossary.com■■■■■
Crossover interaction refers to the reversal of the effect of one independent variable on a dependent . . . Read More
Placebo effect at psychology-glossary.com■■■■
Placebo effect refers to the medically beneficial impact of an inert treatment . - -- Other /More definition: . . . Read More