Online research continues to grow given its benefits of lower cost and faster
turnaround. To satisfy the growing demand for online research, some Internet
survey providers are inviting their respondents to complete an ever-increasing
number of surveys. As a result, concerns have emerged as to whether these
practices are influencing the decisions made based on these survey results.
In 2005, Ipsos, The NPD Group, and TNS—three research industry leaders in the
realm of managed access panel philosophies—formed a partnership to identify and
better understand heavier online survey participants and their potential impact
on survey results. This whitepaper shares the results.