EXPERIMENT-DESIGN5 MIN READ
Sort: Primary, Guardrail, or Diagnostic?
Separate primary, guardrail, and diagnostic metrics for a single experiment readout.
Sort the metrics by the role they should play in the experiment. Primary metric Guardrail metric Diagnostic metric Week-four retention rate for the tested user segment Unsubscribe rate from the retention email Email open rate Clicked recommendation module within the first session Refund rate after the pricing treatment Paid conversion from exposed visitors during the run
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