Business Analytics Quiz
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FOUNDATIONS OF BUSINESS ANALYTICS
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An A/B test assigns 10,00010{,}000 sessions to each checkout design. The analytics system records 800800 purchases for design A and 840840 for design B. An audit finds that purchase events are captured completely for A but only 90%90\% of purchase events are captured for B; session counts are complete for both designs. Assume the audit capture rates are accurate and captured purchases are otherwise representative.
After adjusting for the identified data-quality problem, what is the best estimate of design B's relative conversion lift over design A?
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