medium · GMAT Quant
A marketing agency runs two separate campaigns: Campaign A, which accounts for 45% of all ad impressions, and Campaign B, which accounts for 55%. Campaign A has a 2% conversion rate, while Campaign B has a 4% conversion rate.
What is the total probability that an ad impression leads to a conversion?
- 3.0%
- 3.1%
- 0.9%
- 2.2%
- 6.0%
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