semPower (version 1.0.0)

validateInput: validateInput

Description

Validates input for power calcuation function

Usage

validateInput(power.type = NULL, effect = NULL, effect.measure = NULL,
  alpha = NULL, beta = NULL, power = NULL, abratio = NULL, N = NULL,
  df = NULL, p = NULL, SigmaHat = NULL, Sigma = NULL,
  power.min = alpha, power.max = 0.999, effect.min = NULL,
  effect.max = NULL, steps = 50, linewidth = 1)

Arguments

power.type

type of power analyses, one of "a-priori", post-hoc", "compromise", "powerplot.byN", "powerplot.byEffect"

effect

effect size specifying the discrepancy between H0 and H1

effect.measure

type of effect, one of "F0, "RMSEA", "Mc", "GFI", AGFI"

alpha

alpha error

beta

beta error

power

power (1-beta)

abratio

ratio alpha/beta

N

the number of observations

df

the model degrees of freedom

p

the number of observed variables, required for effect.measure = "GFI" and "AGFI"

SigmaHat

model implied covariance matrix

Sigma

population covariance matrix

power.min

for plotting: minimum power

power.max

for plotting: maximum power

effect.min

for plotting: minimum effect

effect.max

for plotting: maximum effect

steps

for plotting: number of sampled points

linewidth

for plotting: linewidth