Power Computations

• Power Calculation, One Mean, t-Test
  Power calculation for one-sample t-tests with option for charts of power vs. sample size, standardized effect size, and alpha level.
• Power Calculation, Two Means, t-Test, Independent Samples
  Power calculation for independent samples t-tests with option for charts of power vs. sample size (assuming equal sample sizes), sample 1 size, sample 2 size, standardized effect size, and alpha level
• Power Calculation, Two Means, t-Test, Dependent Samples
  Power calculation for dependent samples t-tests with option for charts of power vs. sample size (number of sample pairs), power vs. standardized effect size, power vs. an alpha level
• Power Calculation, Several Means, Planned Contrast
  Power calculation for planned contrast with option for charts of power vs. sample size, power vs. standardized effect size and, power vs. alpha level
• Power Calculation, Several Means, ANOVA, 1-Way
  Power calculation for 1-way ANOVA with option for charts of power vs. sample size, power vs. RMSSE size and, power vs. alpha level.
• Power Calculation, Several Means, ANOVA, 2-Way
  Power calculation for 2-way ANOVA with option for charts of power vs. sample size, power vs. RMSSE size and, power vs. alpha level
• Power Calculation, One-Variance, Chi-Square test
  Power calculation for one-Variance, Chi Square test with option for charts of power vs. degrees of freedom, variance, and alpha level.
• Power Calculation, Two Correlations, Z-Test
  Power calculation for two independent correlations via Z-Test with option for charts of power vs. sample size (assuming equal sample sizes), sample 1 size, sample 2 size, population one rho value, and alpha level.
• Power Calculation, Two Proportions, Z-Test
  Power calculation for comparing two proportions via Z-Test with option for charts of power vs. sample size (assuming equal sample sizes), sample 1 size, sample 2 size, population one proportion value, and alpha level
• Power Analysis for Survival Analysis, Exponential with Accrual & Dropouts (Power Calculation)
  Power calculation for Survival Analysis, Two-group test of equal exponential with accrual and dropouts, with options for charts of Power vs. Sample Size, vs. Lambda 2, and vs. Alpha Level
• Power Analysis for Structural Equation Modeling (Power Calculation)
  Power calculation for Structural Equation Modeling with calculations based on the RMSEA index of fit, with options for charts of Power vs. Sample Size, vs. RMSEA, vs. Degrees of Freedom, and vs. Alpha Level

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