01:377:275 Study Guide - Midterm Guide: Pairwise Comparison, Negative Number, Dysfunctional Family
19 Apr 2016
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Basic stat for exercise science study guide for exam iii. Ordinal data: the mann-whitney u & the wilcoxon signed-ranks t-test- Based off of the ranks of differences within the entire experiment. Use when: scores are ordinal or are ratio. Unequal variances (fmax test, rejected the null of equal variances, heterogeneity) The sum of the ranks should be about the same if the two groups don"t differ. If the groups differ, the sum of ranks should differ. Take the scores from all of the groups and rank them in any way. Each score gets a point for every score of the opposite group that it ranks ahead of. Non-parametric sister test to the single sample t-test and paired sample t-test and. This test concerns the magnitude and direction of the difference. There are repeated measures, same subjects in each group. Ratio scores that have unequal variances (fmax, rejected the null, heterogeneity) Difference of scores between subject scores and norm scores.
