List of Variables
English Symbols | |
C | number of columns in a contingency table; number of categories |
CF | tie correction for the Friedman test |
CH | tie correction for the Kruskal–Wallis H-test |
divergence between values from cumulative frequency distributions | |
Di | difference between a ranked pair |
df | degrees of freedom |
fe | expected frequency |
fo | observed frequency |
empirical frequency value | |
Fr | Friedman test statistic |
g | number of tied groups in a variable |
h | correction for continuity |
H | Kruskal–Wallis test statistic |
HA | alternate hypothesis |
HO | null hypothesis |
k | number of groups |
K | kurtosis |
M | midpoint of a sample |
n | sample size |
N | total number of values in a contingency table |
p | probability |
Pi | a category's proportion with respect to all categories |
rb | biserial correlation coefficient for a sample |
rpb | point-biserial correlation coefficient for a sample |
rs | Spearman rank-order correlation coefficient for a sample |
R | number of runs; number of rows in a contingency table |
Ri | sum of the ranks from a particular sample |
s | standard deviation of a sample |
Sk | skewness |
SE | standard error |
t | t statistic |
ti | number of tied values in a tie group |
T | Wilcoxon signed rank test statistic |
U | Mann–Whitney test statistic |
sample ... |
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