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Correlation between variables, if 0 then no correlation. The higher the number (between 0 and 1) the stronger the correlation. |
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A design where the researcher has control of the independent. |
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A measure of the difference between two populations. |
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Evaluates the extent that the independent variable caused the changes or differences in the dependent variable. |
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Evaluates the extent that the results can generalize to other populations and settings. |
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Any circumstances that changes systematically as the dependent variable is manipulated. |
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An independent assignment of participants to groups. |
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Repeated measures designs |
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In experimental design, a dependent groups design where more than one measure has been taken on the same individuals. |
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Restricted/fixed alternative. Partially open-ended and open-ended. |
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A problem possibly faced when conducting an experiment that a participant will respond in a manner that puts them in a better light. |
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No quantitative properties |
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Order levels from lowest to highest/rank order data |
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Quantitative properties, intervals between levels are equal in size. |
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Correlation between raters or observations |
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assesses temporal stability, same test twice with the same people |
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Internal consistency (e.g., split half cronbach's alpha) |
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Assesses reliability between items of a measure. |
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it seems to be a reasonable measure of a variable, e.g. ask panel of experts. |
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Evaluates the adequacy of the operational definiton |
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Observational measurements |
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Accuracy - Related to performance
Frequency - How much
Duration - How long
Latency - Until when
amplitude - How intense |
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Definition
Two options e.g. Shrewed to Gullible then put a marker as to where you feel you personality falls |
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Close ended/open ended questions |
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Close ended - response categories, easy to analyze. Open-ended ansers are not restricted |
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