Inferential stats Flashcards
sign test
used when the design is repeated measures/matched pairs, if the level of data is
nominal and the hypothesis is predicting a difference.
chi square
used when the design is independent
groups, when the level of data is at least ordinal and
when the hypothesis is predicting a difference.
Wilcoxon matched pairs signed ranks test
used when the design is repeated measures/matched
pairs, if the level of data is at least ordinal and when
the hypothesis is predicting a difference.
Mann Whitney U
Mann Whitney U: used when the design is
independent groups, when the level of data is at
least ordinal and if the hypothesis is predicting a
difference.
Spearman’s rank order correlation coefficient:
used when the level of data is at least ordinal and
is related, and when the hypothesis is predicting a
correlation/relationship.
probability values
significance values
observed (calculated) values
critical values from tables
