Big Data Introduction

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Quiz: A/B testing

A developer at an e-commerce company has designed a new feature for old books. She launched it such that it shows to 0.1% of the users for a day. Now the results are out. The total number of users were 1,10,000 and the total sales via the new feature were 400. Do you think the feature is acceptable?

  • No, it is too low
  • Yes, since .1% of 1,10,000 is 110 users and the feature made a sale of 400. It seems to be 4 times more effective