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

infer_cochran_qtest(data, ...)

Arguments

data

a data.frame or tibble

...

columns in data

Value

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

n

number of observations

df

degrees of freedom

q

cochran's q statistic

pvalue

p-value

Deprecated Function

cochran_test() has been deprecated. Instead use infer_cochran_qtest().

References

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

Examples

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