@description
chisq_stat(x, formula, response = NULL, explanatory = NULL, ...)
x | A data frame that can be coerced into a tibble. |
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formula | A formula with the response variable on the left and the explanatory on the right. |
response | The variable name in |
explanatory | The variable name in |
... | Additional arguments for chisq.test(). |
A shortcut wrapper function to get the observed test statistic for a chisq test. Uses chisq.test(), which applies a continuity correction.
# chi-squared test statistic for test of independence # of college completion status depending and one's # self-identified income class chisq_stat(gss, college ~ finrela)#> X-squared #> 30.68252# chi-squared test statistic for a goodness of fit # test on whether self-identified income class # follows a uniform distribution chisq_stat(gss, response = finrela, p = c("far below average" = 1/6, "below average" = 1/6, "average" = 1/6, "above average" = 1/6, "far above average" = 1/6, "DK" = 1/6))#> X-squared #> 487.984