Cochran Q Test — ifr_cochran

Test if the proportions of 3 or more dichotomous variables are equal in the same population.

Usage

ifr_cochran_qtest(data, ...)

Arguments

data: a data.frame or tibble
...: columns in data

Value

ifr_cochran_qtest returns an object of class "ifr_cochran_qtest". An object of class "ifr_cochran_qtest" is a list containing the following components:

df: degrees of freedom
n: number of observations
pvalue: p value
q: cochran's q statistic

Deprecated Function

infer_cochran_test() has been deprecated. Instead use ifr_cochran_qtest().

References

Sheskin, D. J. 2007. Handbook of Parametric and Nonparametric Statistical Procedures, 4th edition. : Chapman & Hall/CRC.

Examples

ifr_cochran_qtest(exam, exam1, exam2, exam3)
#>    Test Statistics     
#> ----------------------
#> N                   15 
#> Cochran's Q       4.75 
#> df                   2 
#> p value          0.093 
#> ----------------------