Wayfair Senior Analyst interview questions

Tell me how speed/reliability relate to customer/supplier and Wayfair

1. Tell me about yourself 2.. Most challenging project and how will you do it better 3. Wayfair is planning to retain those customers who had a negative experiences with us. How do you find those customers? How do you retain them? What are the costs involved if we are planning to set up a telephone campaign to talk and apologize to those customers? How do you do A/B testing on them? We are going to contact only the top 10% of such customers. How will you choose this top 10%? Calculation questions on profit, loss, and profit margin.