Which type of incentive has been shown to consistently improve response rates to surveys?
A) Free product samples
B) Money
C) Gift certificates
D) Prize draw chance
E) Receipt of post-study results

Question

Quizplus · Accepted Answer

Money incentives have consistently been shown to improve response rates to surveys. Other incentives may also work in specific contexts or with specific populations, but money is seen as the most effective and universal incentive.

Which Type of Incentive Has Been Shown to Consistently Improve