The Sample Size & Power Analysis Template Kit: 64 Fillable Templates (US Letter + A4)

For the researcher asked "how many participants do you need?": a defensible power analysis and the justification paragraph your committee, ethics board or grant reviewer wants.

Every power-analysis template from the workbook, ready to type into: inputs, effect sizes, sensitivity checks and the justification your committee asks for.

WHAT YOU GET

- 64 fillable templates in one fillable PDF (70 pages, 627 fillable fields)

- US Letter and A4 versions, both included

- Type into the boxes and save, or print and write by hand

- A clickable template map with a Done box for every template, and bookmarks

WHAT'S INSIDE

- 1.1 Four-Parameter Primer Worksheet

- 1.2 Why-It-Matters Stakes Sheet

- 1.3 What My Reviewers Require

- 1.4 Power-Analysis Vocabulary Decoder

- 2.1 A-Priori vs. Post-Hoc vs. Sensitivity Decision Guide

- 2.2 Fixed-N? Sensitivity-Analysis Router

- 2.3 “Observed Power” Warning Card

- 2.4 Analysis-Type Reporting Selector

- 3.1 Test-to-Power-Parameter Selector

- 3.2 Variable & Hypothesis Intake

- 3.3 One-/Two-Tailed Decision Worksheet

- 3.4 Alpha & Power Target Setter

- 3.5 Multiplicity & Alpha-Adjustment Planner

- 4.1 Effect-Size Estimation Worksheet

- 4.2 Effect-Size Source Hierarchy Guide

- 4.3 SESOI Definer

- 4.4 Effect-Size Metric Converter

- 4.5 Conservative-Estimate Selector

- 4.6 Pilot-Data Effect-Size Extractor

- 5.1 G*Power Setup & Orientation Checklist

- 5.2 The 5-Step G*Power Workflow Card

- 5.3 First Calculation Walk-Through (Independent t-Test)

- 5.4 Output-Reading Worksheet

- 5.5 Screenshot & Settings Log

- 6.1 Independent-Samples t-Test Power Sheet

- 6.2 Paired / One-Sample t-Test Power Sheet

- 6.3 One-Way ANOVA Power Sheet

- 6.4 Factorial ANOVA Power Sheet

- 6.5 Repeated-Measures ANOVA Power Sheet

- 6.6 ANCOVA Power Sheet

- 7.1 Bivariate Correlation Power Sheet

- 7.2 Multiple Regression Power Sheet

- 7.3 Hierarchical Regression / ΔR² Power Sheet

- 7.4 Logistic Regression Power Sheet

- 7.5 Predictor-Count Sanity Cross-Check

- 8.1 Chi-Square Test Power Sheet

- 8.2 Two-Proportions Power Sheet

- 8.3 McNemar / Paired-Proportions Power Sheet

- 8.4 Precision-Based Sample Size for Prevalence

- 9.1 Cluster / Multilevel Design-Effect Calculator

- 9.2 Mediation Power Planner

- 9.3 SEM / CFA Sample-Size Planner

- 9.4 Reliability / Agreement Sample-Size Sheet

- 9.5 Equivalence / Non-Inferiority Margin & Power Sheet

- 9.6 “When to Leave G*Power” Tool Router

- 10.1 Attrition & Over-Recruitment Calculator

- 10.2 Allocation-Ratio Adjuster

- 10.3 Exclusions & Eligibility Yield Worksheet

- 10.4 Multiple-Outcome / Multiple-Test N Reconciler

- 11.1 Recruitment Feasibility Check

- 11.2 Sampling-Frame Reality Map

- 11.3 Recruitment Timeline & Rate Calculator

- 11.4 Gap-Resolution Decision Tool

- 12.1 Qualitative Saturation Rationale Builder

- 12.2 Information-Power Assessment

- 12.3 Method-Based Sample-Size Guidance Table

- 12.4 Mixed-Methods Sample Reconciliation

- 12.5 Saturation Monitoring Log

- 13.1 Sample-Size Justification Paragraph Templates

- 13.2 Reporting-Completeness Checklist

- 13.3 Ethics-Application Sample-Size Section Builder

- 13.4 Grant Sample-Size & Statistical-Power Section Builder

- 13.5 Committee / Reviewer Question Anticipator

- 13.6 Power-Analysis Appendix Assembler

EVERY TEMPLATE PAGE GIVES YOU

- Its purpose and how long it takes

- Short steps on how to fill it in

- Fillable boxes sized for real answers

- The output it produces

- A supervisor sign-off line

- Where to find the completed example in the workbook

HOW TO USE IT

- Open the PDF in a free PDF reader app that supports fillable forms (Adobe Acrobat Reader is free and works best). Some phone and browser viewers do not save typed answers.

- Click a box and type. Save often: your answers stay in the file.

THE KIT AND THE WORKBOOK

The kit gives you the tools. The Sample Size & Power Analysis Workbook teaches the method: it explains every template and shows a completed example of each one. If this is your first time, start with the workbook: https://www.gradsummit.com/workbooks/sample-size-power-analysis-workbook/

LICENCE

For the buyer's own use. Every page is stamped with the buyer's email and the purchase date. Please do not share or resell the files. For a class or research group, ask about a group licence.

By Rafiq Muhammad, MD, MIHMEP, PhD. The templates were drafted with the help of AI tools and written, checked and laid out by the author.