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Psychology ­ Section A ­ CORRELATIONS
Purpose:
Look for a relationship between 2 variables with no manipulation ­ the variables are just measured
Types of correlations:
Positive ­ as one variable increases so does the other
Negative ­ as one variable increases the other decreases
Zero ­ no relationship between the variables
Points:
Data is quantative
If an experiment is unethical to manipulate variables or if you do not have time then use a correlation
Correlations happen after collecting data through self-reports and observations (numerical…read more

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Scatter graphs:
Show the relationship (positive/negative/zero)
Axis represent the variables ­ context and explain
Title: A scattergraph to show the relationship between IV (eg, age in years) and DV (eg, happiness self-rated on
a scale of 1-15)
Interpret: This scattergraph shows a positive/negative/zero correlation.
Between (Explain the variables)
Any anomalies
This means that...…read more

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