A "cost per inquiry" (CPI) differs from a "cost per response" (CPR) because:
A)the CPI is not indicative of the true cost of a campaign
B)the CPI tells us how much it costs to get a customer to inquire, but not to get him to buy
C)the CPR is always more expensive
D)they are essentially the same, just different terms

Question

Quizplus · Accepted Answer

CPI (Cost Per Inquiry) measures the cost to get a customer to inquire about a product or service, while CPR (Cost Per Response) could encompass any type of response, including purchases, making them distinct in their focus.

A "Cost Per Inquiry" (CPI) Differs from a "Cost Per