Chapter 3 Personality
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9 terms
Terms | Definitions |
|---|---|
| Research | In science, the exploration of the uknown is called research |
| reliability | Asks if your measurement is free of irrelevant influences that might distort your view of the trait or state you are trying to assess |
| Measurment error | The cumulative effect of extroneus influences on your measurment |
| State | A temporary psychological even such as emotion, thought or perception |
| Trait | a stable and long lasting attribute of personality |
| aggregation | averaging |
| Psychometrics | The technology of psychological measurments |
| Spearman-Brown formula | a mathematical formula that predicts the degree to which reliability of a test can be improved by adding more items |
| Validity | the degree to which a measurment actually reflects what it is intended to measure |
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