prompt

Pro prompt · $5

A/B Test Sample Size Calculator

Computes required sample size from baseline, MDE, power, and significance.

VettedCC-BYJune 2026

Works with

claudechatgptgemini

Pro prompt

Unlock the full prompt

Unlock the complete instruction block and the worked example output. One-time payment, lifetime access on your account.

  • Full, ready-to-run prompt
  • Every variable mapped
  • A worked example output

Why this is worth it

A complete, battle-tested Pro prompt: full instruction block, every variable mapped, and a worked example output you can copy and adapt in minutes. One-time unlock, lifetime access on your account.

One-time · lifetime access

Variables

{{baseline}}Baseline rate
{{mde}}Minimum detectable effect
{{power}}Statistical power
{{alpha}}Significance level
{{sided}}One/two-sided

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