Topic: Sample Size Determination

1. Presentation and Video

•  Sample Size for Proportions (e.g. Yes vs No type questions) (to be added)
•  Sample Size for Contingency Tables (Chi-square Tests of Association) (to be added)
• Document: Sample Size for Linear Models  (add PDF version)
  •  Excel Sample Size Spreadsheet for Linear Models
•  Videos for Sample Size for Linear Models notes
  • Review of Hypothesis Testing Concepts (12 minutes)
  • Effect Size d (4 minutes)
  • Sample Size with Effect Size d (11 minutes)
  • Effect Size r and Sample Size with r (9 minutes)
  • Power Analysis, Sensitivity Analysis (8 minutes)
  • Effect Size f and Sample Size with f: One-way and Multi-way ANOVA (18 minutes)

2. Readings

• de Vaus chapter 6
• Cohen (1992). A Power Primer (be sure to read this)

3. Supplemental

• Sample Size Calculator G*Power (free)
• Sample size for proportions (e.g., Yes vs No type questions)
  • sample_size_proportion.xls (Excel [or OpenOffice] file download)
  • D. A. de Vaus (2004). Surveys in social research (5th ed.). See Tables and pages 80 through 83.    
  • D. A. de Vaus (2014). Surveys in social research (6th ed.). See Tables and pages 77 through 80. 
  • http://www.raosoft.com/samplesize.html 
• Ialongo (2016) Understanding the effect size and its measures (table of formulas)