Research Methods
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Confounding variable | a factor other than the independent variable that might produce an effect in an experiment.
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| Correlation | a measure of the extent to which two factors vary together, and thus of how well either factor predicts the other.
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| Correlation Coefficient | a statistical index of the relationship between two things. An example is -1 to +1.
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| Critical Thinking | thinking that does not blindly accept. Rather it examines assumptions, discerns hidden values evaluates evidence and assesses conclusions.
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| Debriefing | the post-experimental explanation of a study, including its purpose in any deceptions, to its participants.
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| Dependent variable | the outcome factor; the variable that may change in response to manipulations of the independent variable.
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| Illusory correlation | the perception of a relationship where none exists.
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| Independent variable | the experimental factor that is manipulated; the variable who's effect is being studied.
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| Normal curve | a symmetrical, bell shaped curve that describes the distribution of many types of data; most scores fall near the mean.
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| Standard Deviation | a computer measure of how much scores vary around the mean score.
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| Statistical significant | statistical statement of how likely it is that an obtained result occurred by chance.
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