General research methods key content Flashcards
what is a between subjects/independent groups design
everyone experiences only one condition
what is a within subjects design
every participant experiences every condition - repeated measures
independent variable
variable that is manipulated
dependent variable
variable that is measured
what is the assumption for a parametric test?
that data is normally distributed
what does a normal distribution look like on a bell curve
normal symmetrical bell curve
what is the assumption for a non- parametric test?
data is not normally distributed
examples of parametric tests
t-test, ANOVA, Pearson
examples of non-parametric tests
man-whitney, Wilcoxon, chi-squared
what is a mixed design study
a study that has repeated measures and independent groups