Main Functions

The three essential functions

Cohensdp()

Cohen's standardized mean difference.

Hedgesgp()

The unbiased Hedges' standardized mean difference.

J()

The correction factor J for a standardized mean difference.

Human readable outputs

Methods to provide easier-to-read outputs

explain()

explain

summarize()

summarize

Distributions

Usefull distributions

pkprime() dkprime() qkprime()

The K' or non-central K distribution.

plprime() dlprime() qlprime()

Lambda prime or noncentral Lambda distribution.

plsecond() dlsecond() qlsecond()

Lambda second distribution or the non-central, non-standard, Lambda distribution.

ppilsecond() dpilsecond() qpilsecond()

prior-informed Lambda second distribution.

Subsidiary functions

Some functions required for the computations

hypergeometric0F1() hypergeometric1F1() hypergeometric2F1()

hypergeometric functions.