Mixed reserahc skills revision

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Created by: worldsgreatestK
Created on: 12-05-23 13:32

Which describes construct validity

Is it measuring what we want to measure

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Which is a design withoug a control group

Interrupted time-series

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A study has used a very small sample size. This may be a threat to:

Statistical validity

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A study tested the blood pressure of three groups of tennis players. One group was tested before a game, one group was tested during a game, and one group was tested after a game. The study yielded ordinal data. Which test would you use assess the effect

Kruskal Wallis

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A researcher is examining whether background noise affects how quickly we eat. She observes people eating at a restaurant in which music is playing, and at another restaurant where no music is playing. She measures how long it takes for each person to eat

Increased the external validity

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Prof Hasan is examining differences in happiness between patients with Alzheimer's Disease and healthy controls. What statistical test should he use?

Independent samples t-test if the data meets parametric assumptions, and Mann-Whitney U if it doesn't meet parametric assumptions

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a type 1 erros is a ..

false positive - there was actually no effect

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Which is a design withoug a control group

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Interrupted time-series

Card 3

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A study has used a very small sample size. This may be a threat to:

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Card 4

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Back

Card 5

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Mixed reserahc skills revision