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What is the definition of a 'Hypothesis'?
A testable statement which predicts the affect that the IV will have on the DV.
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What is the definition of 'Reliability'?
It is a measure of the consistency of the results. If a study is reliable, it can be repeated with the same participants to give the same results.
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What is the definition of 'Validity'?
Is a measure of accuracy. If a study is valid then what was set out to be measured has been measured; measured the effect of the IV on the DV, not the effect of any confounding variables.
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What is a 'correlation'?
A research method that looks for a relationship/association between two variables.
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What is meant by the term 'co-variables'?
Two or more quantities that vary with each other.
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What is quantitative data?
Data that is numerical and is concerned with quantity.
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What is a random sample?
Everyone in the target group has an equal chance of being selected
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What is a lab experiment?
A study that takes place within a controlled environment; control over all variables.
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What is meant by the term 'open questions'?
A question asked that allows the respondent to answer in any way they wish
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What is meant by 'quota sampling'?
The sample is selected roughly in proportion to their occurence in the population, such as different age groups.
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What is 'inter-rater reliability'?
Two or more researchers collect data in a consistnet manner e.g. using a coding system
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Other cards in this set

Card 2

Front

It is a measure of the consistency of the results. If a study is reliable, it can be repeated with the same participants to give the same results.

Back

What is the definition of 'Reliability'?

Card 3

Front

Is a measure of accuracy. If a study is valid then what was set out to be measured has been measured; measured the effect of the IV on the DV, not the effect of any confounding variables.

Back

Preview of the back of card 3

Card 4

Front

A research method that looks for a relationship/association between two variables.

Back

Preview of the back of card 4

Card 5

Front

Two or more quantities that vary with each other.

Back

Preview of the back of card 5
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