A/B Testing: The ABCs of Paid Social Media
Anyword
JANUARY 17, 2020
However, we found that while the startup had a high CTR and a low CPC, the best engagement and return on ad spend (ROAS) came from women over 35. For example, if you have a target CPA of $8, you can use that as your benchmark. Doing the math ($8 CPA x 50 conversions) gives you a test budget of $400.
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