Cohort Analysis vs A/B Testing

Scenario

You're analyzing user behavior over time and trying to understand whether a product change actually caused a lift. Some teammates suggest cohort analysis, while others suggest running an experiment.

Question

What’s the difference between cohort analysis and A/B testing?

Problem

Scenario

You're analyzing user behavior over time and trying to understand whether a product change actually caused a lift. Some teammates suggest cohort analysis, while others suggest running an experiment.

Question

What’s the difference between cohort analysis and A/B testing?

What this tests

When to use cohort analysis versus randomized experiments
Descriptive analysis versus causal inference
How hypothesis testing fits into A/B testing

Problem

Scenario

You're analyzing user behavior over time and trying to understand whether a product change actually caused a lift. Some teammates suggest cohort analysis, while others suggest running an experiment.

Question

What’s the difference between cohort analysis and A/B testing?

What this tests

When to use cohort analysis versus randomized experiments
Descriptive analysis versus causal inference
How hypothesis testing fits into A/B testing

Problem

Scenario

You're analyzing user behavior over time and trying to understand whether a product change actually caused a lift. Some teammates suggest cohort analysis, while others suggest running an experiment.

Question

What’s the difference between cohort analysis and A/B testing?

What this tests

When to use cohort analysis versus randomized experiments
Descriptive analysis versus causal inference
How hypothesis testing fits into A/B testing

Interview Guides

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What this tests

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Cohort Analysis vs A/B Testing

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Scenario

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What this tests

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Scenario

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What this tests