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28 Cards in this Set
- Front
- Back
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External Validity |
generalized to a population, hard to do
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Internal Validity |
can be attributed to independent variables not other confounding variables
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What alpha level do you use |
.05
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What Null do you use |
The is NOT a significant difference
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You said H null is wrong, but it's right. What type of error is this |
Alpha, 1
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You said H null is right but it's actually wrong. What type of error is this |
Beta, 2
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Is correlation causation? |
NO
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How to write a variance statement |
__ % of the ____ variance is explained by the _____ variance |
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Prediction is what kind of test |
Regression
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2 Nominal Variables |
Chi Squared |
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Major and Gender |
Chi squared |
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1 continous, 1 nominal |
Independent T |
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Scores veruses gender |
Independent T
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Pre and Post |
Dependent T
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Weight loss program |
Dependent T |
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Multiple nominals, one continous |
ANOVA with Hauc |
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Multiple pedometers and steps |
ANOVA Hauc |
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Cut off from strong regression is |
.7
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What are the prerequists for Validity |
Reliablity and Objectivity |
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What is the cut off for reliablity |
.8 |
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Inter Class relabilty |
Test retest |
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Intraclass relability |
Test, test, retest |
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Objectivity |
How reliable the person taking the measurement is |
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Factors effecting reliablity |
practice, fatigue, ability, time between testing, circumstances, difficutly, prescion of measurement (ie measuring a 100 m to the nearest sec) Enviroment |
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content related validity |
test tests what its supposed to |
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criterion related validity |
based on a measurement. Ie: concurrent or predictive |
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Whats Concurrent validity |
compared to another instrument |
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Predictive validity |
is accurate at predicting the future Ie: GPA to Grad school grades |
