BIOSTATISTICS Flashcards
2 Independent samples
Nominal
Chi-square (large sample)
Fisher’s Exact (small sample, less than 30)
2 Independent samples
Ordinal
Mann-Whitney U
Wilcoxon Rank Sum
2 Independent samples
Continuous
Student’s t-test
Mann-Whitney U
Related or Paired Samples
Nominal
McNemar Test
Related or Paired Samples
Ordinal
Sign Test
Wilcoxon Signed Rank
Related or Paired Samples
Continuous
Paired t-test
3 or more Independent Samples
Nominal
Chi-square for k independent samples
3 or more Independent Samples
Ordinal
Kruskal Wallis one way ANOVA
3 or more Independent Samples
Continuous
1-way ANOVA
3 or more Related Samples
Nominal
Cochran Q
3 or more Related Samples
Ordinal
Friedman 2 way ANOVA
3 or more Related Samples
Continuous
2 way ANOVA
Measures of Correlation
Nominal
Contingency coefficient
Measures of Correlation
Ordinal
Spearman
Kendal rank
Kendal coefficient
Measures of Correlation
Continuous
Pearson’s correlation