PSY101 - Quizlet 04
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Created by:
AbrahamFeinberg on September 2, 2011
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15 terms
Terms | Definitions |
|---|---|
 causation | You cannot infer ____ from correlation. |
| third variable | The reason you cannot infer causation from correlation is because there may be a ____ ____ present. |
| true | True or false: To tell if changes in variable X cause changes in variable Y, we must rule out (or account for) any other variables that might cause changes in variable Y. |
| cause | One of the main purposes of conducting an experiment is to tell whether changes in one variable ____ changes in another variable. |
| false | True or false: To tell if changes in variable X cause changes in variable Y, we simply have to show that there is a consistent correlation between the two variable. |
| independent variable | In an experiment, the variable that is being directly manipulated by the researcher. |
| dependent variable | In an experiment, the variable that is being measured. |
| independent dependent | In an experiment, the researcher manipulates the ____ variable to see if this causes a change in the ____ variable. |
| experimental | In an experiment, the group of subjects that is exposed to the independent variable is the ____ group. |
| control | In an experiment, the ____ group is the group that experiences all the same conditions as the experimental group, except for exposure to the independent variable. |
| random | We use ____ assignment to help insure that there is little average difference between the participants in the control group and the experimental group. |
| placebo | A ____ is a dummy medicine that looks like the real thing, but doesn't have any active ingredients. |
| placebo effect | If participants react to a sugar pill as though they were receiving real treatment, this would be an example of the ____ ____. |
| false | True or false: The placebo effect is a purely mental phenomenon and has no real effect on a person's physiology or health. |
| placebo effect | Giving a placebo to your control group helps rule out the possibility that the effects of your treatment are due to the ____ ____. |
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