A systematic approach to designing statistically powerful heteroscedastic 2 × 2 factorial studies while minimizing financial costs

Keyphrases

• Financial Cost 100%
• Heteroscedastic 100%
• 2-factorial Design 100%
• Factorial Study 100%
• T-test 50%
• Two-level 50%
• Allocation Scheme 50%
• Numerical Assessment 50%
• Sample Size Calculation 50%
• Interaction Effect 50%
• Group Size 50%
• Optimization Techniques 50%
• Linear Combination 50%
• Substantive Significance 50%
• Heterogeneous Variance 50%
• Linear Contrast 50%
• Mean Effect 50%
• Square Root 50%
• Population Standards 50%
• Current Allocation 50%
• Optimal Allocation 50%
• Variance Structure 50%
• Sampling Cost 50%

Mathematics

• Factorials 100%
• Factorial Design 100%
• Square Root 50%
• Minimizes 50%
• Variance 50%
• Sample Size Calculation 50%
• Total Cost 50%
• Linear Combination 50%
• Linear Contrast 50%
• Interaction Effect 50%
• Population Standard Deviation 50%
• Main Effect 50%
• Generalizability 50%
• Sampling Unit 50%