Correlations (OCR A-Level Psychology): Flashcards
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14 cards from this deck
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Practise the cards
14 cards from this deck
What do correlations illustrate?
What do correlations illustrate?
Strength & direction of association between co-variables
How correlations are plotted
How correlations are plotted
Scattergram
Types of correlations
Types of correlations
Positive, negative & zero
What's manipulated in experiments
What's manipulated in experiments
IV to measure effect on DV
Manipulation in correlations
Manipulation in correlations
No manipulation
What's hard to establish in correlations
What's hard to establish in correlations
Cause & effect
Variables that may affect correlation
Variables that may affect correlation
Intervening variables
Strength: Quantifiable measure
Strength: Quantifiable measure
Shows how variables are related
Strength: Use as starting point
Strength: Use as starting point
Assess patterns before experimental study
Strength: Resource aspect
Strength: Resource aspect
Quick & economical
Strength: Type of data used
Strength: Type of data used
Secondary data can be used
Limitation: What correlations show
Limitation: What correlations show
How variables related but not why
Limitation: Causation issue
Limitation: Causation issue
Cannot demonstrate cause & effect
Why intervening variable is a problem
Why intervening variable is a problem
Untested variable may cause the relationship