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Exam 2 Module 5
Term | Definition |
---|---|
correlational design | focuses on how variables are related to each other but only measures the variables |
methods | surveys, interviews, records, observations |
Survey issue: Acquiescence | rating everything positively - leniency |
Survey issue: central tendency | rating everything in the middle |
Survey issue: severity | rating everything negatively |
Alternative hypotheses | the one where something happens |
nondirectional hypotheses | doesn't say how variables are related or different only that they are |
directional hypotheses | specifies the nature of the relationship or difference |
null hypotheses | the one where nothing happens |
fixing survey issues | reverse-coded items or attention-coded items |
factor analysis | large number of participants complete the measure then factor analyze the scores to find the items that group together well |
social desirability | tendency for people to present themselves in a favorable fashion |
negative value correlation | one variable increases, the other decreases |
positive value correlation | one variable increases, the other increases |