Investigating Psychology 1
Tests of Relationship
How do we run and interpret statistical te
of relationships between variables, in a si
group?
Dr Tom Hostler ()
, Today
• Research Designs for tests of Relationships & Associatio
• What is a relationship?
• Scatterplots
• Correlation coefficients
• Chi-Square Tests
,Two main kinds of quantitative design
Investigating differences = Experimental Design
Investigating relationships: = Correlational Des
, Correlational Designs
• Looking at relationships between variables.
• Is ‘X’ related to ‘Y’?
• Is loneliness related to feeling worse symptoms of an illness?
• Are people with more Instagram followers happier?
No groups here - one group and measuring two things about them.
Tests of Relationship
How do we run and interpret statistical te
of relationships between variables, in a si
group?
Dr Tom Hostler ()
, Today
• Research Designs for tests of Relationships & Associatio
• What is a relationship?
• Scatterplots
• Correlation coefficients
• Chi-Square Tests
,Two main kinds of quantitative design
Investigating differences = Experimental Design
Investigating relationships: = Correlational Des
, Correlational Designs
• Looking at relationships between variables.
• Is ‘X’ related to ‘Y’?
• Is loneliness related to feeling worse symptoms of an illness?
• Are people with more Instagram followers happier?
No groups here - one group and measuring two things about them.