test_summarize_linear_contrasts: Test for linear trend across ordered factor with contrasts

In crosstable: Crosstables for Descriptive Analyses

Test for linear trend across ordered factor with contrasts

Description

Test for linear trend across ordered factor with contrasts

Usage

test_summarize_linear_contrasts(x, y)

Arguments

x	vector
y	ordered factor

Value

a list with two components: p.value and method

Author(s)

Dan Chaltiel

Examples

library(dplyr)
my_test_args=crosstable_test_args()
my_test_args$test_summarize = test_summarize_linear_contrasts
iris %>%
  mutate(Petal.Width.qt = paste0("Q", ntile(Petal.Width, 5)) %>% ordered()) %>%
  crosstable(Petal.Length ~ Petal.Width.qt, test=TRUE, test_args = my_test_args)

crosstable documentation built on Nov. 1, 2024, 5:06 p.m.