Sample size justification
A defensible calculation and methods wording for your proposal or ethics application.

Academic expertise · 07 · Analysis
Expert help with sample size justification, analysis plans and statistical analysis of your own data — the paid partner to our free research tools.
✓ Your work, your authorship · ✓ Tailored to your stage
Who this is for
For students and researchers who have tried our free sample size, data creator and analyzer tools and want an expert to check, extend or explain the results.
Scope of support
A focused, collaborative approach shaped around your brief, progress, and standards.
A defensible calculation and methods wording for your proposal or ethics application.
Choose the right tests for your design, outcomes and variables.
Clean, analyse and tabulate your data with clear, reproducible outputs.
Understand what your results mean and how to report them responsibly.
What you receive
Before we begin
Your engagement
Tell us your goals, current stage, requirements, and deadline.
Confirm milestones, deliverables, timing, and any premium fee before work begins.
Work through clear feedback and agreed revisions, keeping you in control of the final work.
Good to know
Yes. Most users start with the free tools and only ask for paid help when they want an expert check or a full analysis.
We explain the analysis and what it shows so you can write and defend your own interpretation.
Start with free initial guidance to clarify your next step. Premium support adds a tailored one-to-one engagement. Scope, availability, timing, and fees are confirmed before you proceed.
The next chapter starts here
Begin with a free conversation about your statistics & data analysis needs.
Ask a question — no sign-upContact Dr. Abdul Hadi: +92 300 7806093 · WhatsApp consultation
From first idea to final defence
From your first research question to your final defence, receive thoughtful guidance that brings structure, clarity, and direction to your own work.
Chapter-by-chapter PhD mentoring
Dedicated, chapter-by-chapter mentoring for complex research projects, with close attention to the relationship between your questions, methods, evidence, and conclusions.
Focused, feasible, fundable
Clarify what you want to investigate, why it matters, and how you will carry it out—with a proposal that is focused, feasible, and grounded in the literature.