Which of the following is usually the most expensive way to collect data from consumers?
A)telephone surveys
B)e-mail surveys
C)online surveys
D)mail surveys
E)personal interviews

Question

Quizplus · Accepted Answer

Though personal interviews are commonly used for research on business customers,they are usually much more expensive per interview than e-mail,online,mail,or telephone surveys.

Which of the Following Is Usually the Most Expensive Way