likelihood.test: Likelihood Ratio (G test) for contingency tables

In Deducer: A Data Analysis GUI for R

Description

Performs a likelihood ratio test of independence

Usage

likelihood.test(x,y=NULL,conservative=FALSE)

Arguments

x	A vector or a matrix
y	A vector that is ignored if x is a matrix and required if x is a vector
conservative	If TRUE, the Williams' continuity correction is used

Value

A list with class "htest" containing the following components:

statistic	the value the chi-squared test statistic.
parameter	the degrees of freedom of the approximate chi-squared distribution of the test statistic.
p.value	the p-value for the test.
method	a character string indicating the type of test performed, and whether the continuity correction was used.
data.name	a character string giving the name(s) of the data.

Author(s)

Pete Hurd and Ian Fellows

See Also

chisq.test

Examples

data(InsectSprays)
likelihood.test(InsectSprays$count>7,InsectSprays$spray)

Deducer documentation built on May 29, 2017, 10:43 p.m.