How Can We Really Measure The ROI of Optimization?
ConversionXL
AUGUST 27, 2015
Another scenario: you’ve been optimizing for 12 months and your revenue per customer has increased by 2%. How can you tell what caused that – optimization, SEM, seasonality, word-of-mouth, or something else? Whether because of seasonality, day of week, external factors, press, advertising, etc, data just fluctuates.
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