Incrementality

Holdout lift tests measuring true incremental impact per channel

TestStatusiROASRep. ROASLiftConfidenceSpendDays Left
Meta — ProspectingSignificant1.84x2.80x+18%95%$68K
Google — BrandSignificant2.41x3.12x+31%98%$42K
TikTok — TOFRunning1.12x2.30x+9%71%$31K8d
Pinterest — RetargetingInconclusive0.94x2.58x-3%48%$14K
Snapchat — TOFRunning0.88x2.28x-8%62%$18K12d