Source
Statistical method & guardrails — found from sitemap — Omniconvert
Checked for Omniconvert on 1 Oct 2026
- Page
- https://www.omniconvert.com/ab-test-sample-size-calculator/
- Checked
- 1 Oct 2026, 10:35 UTC
- How we may use it
- Public page, crawling permitted
Technical details
- type
- page
- http status
- 200
- content hash
- sha256:9a4aed38e6b91ef84d9da33ab6b219858402c31a907cb36d1b34ac215cd2074f
- permission
- robots_ok
- screenshot
- Screenshot on file (internal exhibit, not published)
Cited by
Facts read from this source
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Ab sample size calculator Report an error
“A/B Test Sample Size Calculator Want to know how long to leave an A/B test running? Stop guessing, use our sample size calculator to find out!”
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Calculator confidence guidance Report an error
“Protection against Type I error (False Positive) Go for 95% minimum”
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Calculator power guidance Report an error
“Protection against Type II error (False Negative) Go for 80% minimum”
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Calculator mde guidance Report an error
“Relative change in %. Don't go below 10% or your sample size will balloon up”
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Calculator inputs Report an error
“Weeks of data in import weeks Used to estimate how much time you should leave the exp going”
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Calculator example output Report an error
“You now know that you will have to leave this A/B test running for 111 weeks or until you have 4612 users on Control and Variations.”
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Calculator methodology note Report an error
“Write down the number of sessions/unique visitors in the "User" field.”
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Test exposure setting Report an error
“% visitors from User Base included in the test % Default: 100%”
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Products listed Report an error
“Explore Features Request a demo Pulse Features Nexus by Omniconvert”
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- The CRO Consultant Statistical method & guardrails
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