Search Lift: How is the survey conducted?
Search Lift analyzes the search activity of your campaign's actual audience. To do this, the ad campaign's actual audience is evaluated.
From the campaign's target audience, a test group (90%) and a control group (10%) are selected. The test group consists of users who have seen the ad. The control group is made up of users in the same audience who are intentionally not exposed to the ad. A control group is created through a virtual auction.
The survey results are calculated using the formula:
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