ES.h                    Effect size calculation for proportions
ES.w1                   Effect size calculation in the chi-squared test
                        for goodness of fit
ES.w2                   Effect size calculation in the chi-squared test
                        for association
cohen.ES                Conventional effects size
pwr-package             Basic power calculations pwr
pwr.2p.test             Power calculation for two proportions (same
                        sample sizes)
pwr.2p2n.test           Power calculation for two proportions
                        (different sample sizes)
pwr.anova.test          Power calculations for balanced one-way
                        analysis of variance tests
pwr.chisq.test          power calculations for chi-squared tests
pwr.f2.test             Power calculations for the general linear model
pwr.norm.test           Power calculations for the mean of a normal
                        distribution (known variance)
pwr.p.test              Power calculations for proportion tests (one
                        sample)
pwr.r.test              Power calculations for correlation test
pwr.t.test              Power calculations for t-tests of means (one
                        sample, two samples and paired samples)
pwr.t2n.test            Power calculations for two samples (different
                        sizes) t-tests of means
