Selecting Stats Tests Flashcards
Descriptive Stats with continuous quantitative variables
Mean
Standard deviation
Descriptive stats with ordinal, nonparametric quantitative data
Median
Interquartile range
Range
Descriptive stats with nominal variables
Proprotion, percent
Descriptive stats for survival time
Kaplan Meier Curve
1 group, continuous, parametric data
unapired t-test
1 group, ordinal
one sample Wilcoxon sign test
1 group, nominal
Chi squared
2 independent groups, continuous, parametric data
paired t test
2 independent groups, ordinal data
Wilcoxon rank sum test = Mann-Whitney U test = Wilcoxon-Mann-Whitney
2 independent groups, nominal data
Fischer’s exact test (small samples) or chi squared
2 independent groups, survival analysis
log-rank test
2 paired groups, continuous data
paired t test
2 paired groups, ordinal data
Wilcoxon sign-rank test
2 paired groups, nominal data
McNemar’s test
3 or more independent groups, continuous
One-way ANOVA
3 or more independent groups, ordinal
Kruskal-Wallis test
3 or more independent groups, nominal
Chi-square
3 or more independent groups, survival analysis
Cox proportional hazard regression
3 or more related groups, continuous
Repeated measures ANOVA
3 or more related groups, ordinal
Friedman ANOVA test
3 or more related groups, nominal
Cochrane Q
Quantify association between two variables, continuous
Pearson correlation
Quantify association between two variables, ordinal
Spearman rank correlation
Quantify association between two variables, nominal
Contingency coefficients
Predict value from another measured variable, continuous
simple linear regression
Predict value from another measured variable, ordinal
nonparametric regression
Predict value from another measured variable, nominal
simple logistic regression
Predict value from another measured variable, survival analysis
Cox proportional hazard regression
