Nonparametric Statistics: A Step-by-Step Approach, 2nd Edition

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 ...