assoc: Association and Correlation

In exams.forge: Support for Compiling Examination Tasks using the 'exams' Package

Association and Correlation

Description

Computation of the following association and correlation measures:

• nom.cc (corrected) contingency coefficient

• nom.cramer Cramer's V or Phi

• ord.spearman Spearman's rank correlation

• ord.kendall Kendall's rank correlation

Usage

nom.cc(tab, correct = FALSE)

nom.cramer(tab, ...)

ord.spearman(tab, ...)

ord.kendall(tab, ...)

cc_coef(tab, correct = FALSE)

cramer_vf(tab, ...)

cramer_coef(tab, ...)

kendall_corr(tab, ...)

spearman_corr(tab, ...)

rs_corr(tab, ...)

Arguments

tab	table: contingency table with absolute frequencies
correct	logical: if a correction should be applied (default: FALSE)
...	further parameters

Value

numeric

Examples

tab <- matrix(round(10*runif(15)), ncol=5)
nom.cc(tab)
nom.cc(tab, correct=TRUE)
nom.cramer(tab)
ord.spearman(tab)
ord.kendall(tab)

exams.forge documentation built on Sept. 11, 2024, 5:32 p.m.