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Test for homogeneity on \(2 \times 2 \times k\) tables over strata (i.e., whether the log odds ratios are the same in all strata).

woolf_test(x)

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

"htest"

the chi-squared test statistic.

degrees of freedom of the approximate chi-squared distribution of the test statistic.

\(p\)-value for the test.

a character string indicating the type of test performed.

a character string giving the name(s) of the data.

the observed counts.

the expected counts under the null hypothesis.

A \(2 \times 2 \times k\) table.

Woolf, B. 1955. On estimating the relation between blood group and disease. Ann. Human Genet. (London) 19, 251-253.

mantelhaen.test

data("CoalMiners") woolf_test(CoalMiners)

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