A brand launches a new ad campaign and sees a spike in direct traffic the following week. The analytics team attributes all direct traffic growth to brand awareness. What risk does this interpretation carry?
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A
Confirmation bias leading to over-crediting the campaign without ruling out alternative causes
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B
Simpson's paradox caused by aggregating across market segments
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C
Regression to the mean inflating perceived campaign impact
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D
Multicollinearity reducing model coefficient stability