es_cohens_d: Cohen's d

In the-mad-statter/washu: Helpful Functions for WashU Statistical Consultations

Cohen's d

Description

Cohen's d

Usage

es_cohens_d(m_0, m_1, s_0, s_1)

Arguments

m_0	mean of group 0
m_1	mean of group 1
s_0	standard deviation of group 0
s_1	standard deviation of group 1

Value

Cohen's d

References

Cohen, J. (1988). Statistical power analysis for the behavioral sciences. Routledge.

Examples

if (requireNamespace('tidyr', quietly = TRUE)) {
  library('tidyr')

  mtcars %>%
    group_by(vs) %>%
    summarize(m = mean(mpg), s = sd(mpg)) %>%
    pivot_wider(names_from = vs, values_from = c(m, s)) %>%
    rowwise() %>%
    mutate(cohens_d = es_cohens_d(m_0, m_1, s_0, s_1))
}

the-mad-statter/washu documentation built on May 5, 2024, 10:26 a.m.