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rpsychi (version 0.3)

power.multi: Statistical power for F tests of variance proportions

Description

This is an internal function. power.multi computes statistical power for F tests of variance proportions.

Usage

power.multi(n, n.ind, delta, sig.level = 0.05)

Arguments

n
sample size
n.ind
number of independent variables
delta
Cohen's $f^2$
sig.level
a numeric contains the significance level (default 0.05)

Value

  • Return a numeric containing the statistical power.

encoding

UTF-8

References

Cohen J (1988). Statistical power analysis for the behavioral sciences (2nd ed). Hillsdale, NJ: Erlbaum.

Examples

Run this code
##Cohen (1988) ex 9.1
power.multi(n=95, n.ind=5, delta=.1111, sig.level=.05)

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