Term
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Definition
| numbers assigned are simply labels |
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Definition
| the rank ordering of people's behaviors or characteristics. |
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Definition
| equal differences between the numbers reflect equal differences between participants, but there is no true zero |
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Term
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Definition
| same as interval but has a true zero point |
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Term
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Definition
| the extent to which a measure appears to measure what its supposed to measure |
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Term
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Definition
| entities that cannot be directly observed but are inferred on the basis of empirical evidence (intelligence) |
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Term
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Definition
| the extent to which a measure of a hypothetical construct relates as it should to other measures. |
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Term
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Definition
| a measure correlates with other measures that it should correlate with. |
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Definition
| a measure does not correlate with other measures that it should not correlate with. |
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Term
| Criterion related validity |
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Definition
| the extent to which a measure allows us to distinguish among participants on the basis of a particular behavioral criterion. |
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Term
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Definition
| scores on a measure are related as expected to a criterion that is assessed at the time the measure is administered. |
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Term
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Definition
| scores on a measure are related as expected to a criterion that is assessed in the future. |
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Term
| The experimenter's dilemma |
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Definition
| the more tightly controlled an experiment, the stronger its internal validity, however, tight experimental control makes the experiment more unique and less like other settings, thereby lowering external validity. |
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