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Social Media Experiment Template

Test one content decision at a time, with a measurement plan you can interpret after publishing.

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Who this is for & outcomes

  • Hypothesis
  • Comparison
  • Decision

Blocks

Hypothesis

Audience: [who]
Platform: [one platform]
If we change [one variable], we expect [metric] to change because [reason].

Comparison

Baseline: [comparable posts]
Variant: [specific change]
Keep consistent: [topic, audience, paid support, observation age]
Run dates: [start and end]

Decision

Primary metric and denominator: [definition]
Sample size: [posts and accounts]
Observation window: [same age for every post]
Result: [measured difference]
Next step: [repeat, adjust, or stop]

Fill-in Templates

Snippet

Hypothesis
Audience: [who]
Platform: [one platform]
If we change [one variable], we expect [metric] to change because [reason].

Tip: Personalize the {placeholders} before publishing.

Snippet

Comparison
Baseline: [comparable posts]
Variant: [specific change]
Keep consistent: [topic, audience, paid support, observation age]
Run dates: [start and end]

Tip: Personalize the {placeholders} before publishing.

Snippet

Decision
Primary metric and denominator: [definition]
Sample size: [posts and accounts]
Observation window: [same age for every post]
Result: [measured difference]
Next step: [repeat, adjust, or stop]

Tip: Personalize the {placeholders} before publishing.

Replace the bracketed fields with your own evidence and campaign details.

Examples

  • Compare two opening styles for a recurring tutorial series. Keep the topic and video length similar, and compare views at the same age after publication.

CTA Bank

Review with your teamPlan the next experiment

FAQs

How do I use this template?
Copy the blocks, replace the bracketed fields with your own evidence, and review the completed brief before publishing.
Are the examples research findings?
No. Examples illustrate how to fill in the template. Use your own measured results or a cited Postly Research report for performance claims.

Common Pitfalls

  • Multiple competing CTAs
  • No visual cover or weak hooks
  • Posts and landing pages do not match