An experiment in which the subjects do not know whether they are members of the experimental group or the control group.
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Replicate
to repeat, to copy, or to duplicate
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a descriptive technique in which one individual or group is studied in depth in the hope of revealing universal principles
Case Study
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when neither researchers nor participants are aware of who's in the experimental or control group
Double Blind
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a technique for ascertaining the self-reported attitudes or behaviors of a particular group, usually by questioning a representative, random sample of the group
Survey
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tendency of observers to see what they expect to see
Observer Bias
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Validity
the extent to which a test measures or predicts what it is supposed to
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thief
Give points!
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gold
Win 50 points!
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shark
Other team loses 25 points!
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baam
Lose 25 points!
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In an experiment, the group that is not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment.
Control Group
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thief
Give points!
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25
magnet
Take 20 points!
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rocket
Go to first place!
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banana
Go to last place!
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baam
Lose 25 points!
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shark
Other team loses 25 points!
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gift
Win 20 points!
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baam
Lose 25 points!
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Causation
A cause and effect relationship in which one variable controls the changes in another variable.
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Hypothesis
A testable prediction
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Correlation
A measure of the relationship between two variables
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trap
No points!
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star
Double points!
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shark
Other team loses 15 points!
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lifesaver
Give 15 points!
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A particular preference or point of view that is personal, rather than scientific.
