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A/B Test Sample Size Calculator · Startups

A/B Test Sample Size Calculator for Startups.

How many visitors before your test is conclusive.

Senior operators for the first scaling chapter.

CRO & Experimentation · Startups

Why startups operators use the a/b test sample size calculator.

Calculate the required sample size per variant to detect a minimum effect at 95% confidence and 80% power. Prevents calling tests early.

Startups need senior operators, not pitch coaches. SAZ partners with founders on positioning, GTM, pricing, hiring, and capital — the work that decides whether you become a real company.

The formula

How a/b test sample size calculator is calculated.

n ≈ (z₍α/2₎ + z_β)² × (p₁(1−p₁) + p₂(1−p₂)) ÷ (p₂ − p₁)²
Industry context

What changes when a/b test sample size calculator is applied to startups.

PMF, positioning, ICP

GTM motion and channel

Pricing and packaging

Hiring and capital

Run the numbers

Open the a/b test sample size calculator.

Free, instant, no signup.

Open A/B Test Sample Size Calculator
A/B Test Sample Size Calculator · Startups

Want a senior partner to interpret your results?

Email info@Sedighi.ca or call (604) 632-4959. A senior partner responds within one business day.

Responding to inquiries within 1 business day