# Simulation-Based Power Analysis for Factorial Designs

## Documentation for package ‘Superpower’ version 0.2.4.1

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

alpha_standardized | Compute standardized alpha level based on unstandardized alpha level and the number of observations N.
ANCOVA_analytic | Power Calculations for Factorial ANCOVAs
ANCOVA_contrast | Power Calculations for ANCOVA Contrasts
ancova_power-methods | Methods for ancova_power objects
ANOVA_compromise | Justify your alpha level by minimizing or balancing Type 1 and Type 2 error rates for ANOVAs.
ANOVA_design | Design function used to specify the parameters to be used in simulations
ANOVA_exact | Simulates an exact dataset (mu, sd, and r represent empirical, not population, mean and covariance matrix) from the design to calculate power
ANOVA_exact2 | Simulates an exact dataset (mu, sd, and r represent empirical, not population, mean and covariance matrix) from the design to calculate power
ANOVA_power | Simulation function used to estimate power
confint.sim_result | Methods for sim_result objects
design_aov-methods | Methods for design_aov objects
emmeans_power | Compute power for 'emmeans' contrasts
emmeans_power.data.frame | Compute power for 'emmeans' contrasts
emmeans_power.emmGrid | Compute power for 'emmeans' contrasts
emmeans_power.summary_em | Compute power for 'emmeans' contrasts
morey_plot.ftest | Plot out power sensitivity plots for t or F tests
morey_plot.ttest | Plot out power sensitivity plots for t or F tests
mu_from_ES | Convenience function to calculate the means for between designs with one factor (One-Way ANOVA). Can be used to determine the means that should yield a specified effect sizes (expressed in Cohen's f).
optimal_alpha | Justify your alpha level by minimizing or balancing Type 1 and Type 2 error rates.
opt_alpha-methods | Methods for opt_alpha objects
plot.ancova_power | Methods for ancova_power objects
plot.design_aov | Methods for design_aov objects
plot.opt_alpha | Methods for opt_alpha objects
plot.sim_result | Methods for sim_result objects
plot_power | Convenience function to plot power across a range of sample sizes.
power.ftest | Power Calculations for an F-test
power_oneway_ancova | Power Calculations for a one-way ANCOVA
power_oneway_between | Analytic power calculation for one-way between designs.
power_oneway_within | Analytic power calculation for one-way within designs.
power_standardized_alpha | Optimizing function to achieve desired power based on a standardized alpha level.
power_threeway_between | Analytic power calculation for three-way between designs.
power_twoway_between | Analytic power calculation for two-way between designs.
print.ancova_power | Methods for ancova_power objects
print.design_aov | Methods for design_aov objects
print.opt_alpha | Methods for opt_alpha objects
print.sim_result | Methods for sim_result objects
p_standardized | Compute standardized alpha level based on unstandardized alpha level and the number of observations N.
sim_result-methods | Methods for sim_result objects
Superpower_options | Set/get global Superpower options