Election / Public Opinion Research
Reliable election and public opinion research
begins with the right methodology.
begins with the right methodology.
The credibility of any poll depends on how and to whom
the questions are asked. Who you ask and how you ask can shift the numbers.
PMI connects voices on the ground to accurate, fast, and reliable data.
the questions are asked. Who you ask and how you ask can shift the numbers.
PMI connects voices on the ground to accurate, fast, and reliable data.
What Makes PMI’s Mobile Web-Based Method Different?
Our mobile web-based surveys create an efficient and user-friendly environment for respondents, leading to higher participation rates and stronger data reliability. This approach has already been widely adopted by leading polling institutions worldwide. PMI operates this method securely, tailored to the Korean environment.
Surveys are distributed via text messages, allowing respondents to participate seamlessly in their daily routines
Respondents can join simply by clicking a text message link—no additional installation needed
Participate conveniently at any time and from any location, at the respondent’s preference
| Telephone Interviews |
Automatic Response System(ARS) |
Category | PMI’s Mobile Web Survey |
|---|---|---|---|
| Interviewer calls respondents directly |
Pre-recorded voice guidance |
Method | Survey link sent via SMS/email |
| Low | Very low | Convenience for Respondents |
Very high |
|
Low (frequent dropouts, interviewer bias) |
Very low (low engagement, sampling bias) |
Response Rate |
Very high (flexible time/place, higher reliability) |
| Yes | Yes | Time Restriction | No (available 24/7) |
|
High (interviewers, facilities, extra labor) |
Lower than phone interviews (but limited effectiveness) |
Cost |
Lower than phone interviews (cost per complete; sample size predictable) |
PMI Delivers Not Just Larger Samples, But Precise Targeting
PMI conducts surveys using mobile carrier subscription databases, combined with respondent profile information. This allows us to identify the right participants and, with big data filtering, provide highly accurate and efficient targeting.
Reliable Targeting with Verified
Respondents
Respondents
Using mobile carrier DB verification, surveys
are conducted with identity-verified
participants, reducing invalid responses and
improving overall accuracy.
are conducted with identity-verified
participants, reducing invalid responses and
improving overall accuracy.
Precise Regional Targeting (City / County
/ District)
/ District)
Respondents can be segmented down to
local administrative units, enabling detailed
targeting for elections or policy research.
local administrative units, enabling detailed
targeting for elections or policy research.
Balanced Sampling Based on
Population Statistics
Population Statistics
Automatic sampling by gender, age, and
region ensures representativeness and
fairness in data collection.
region ensures representativeness and
fairness in data collection.
Broader Participation Across
Demographics
Demographics
Mobile-based participation lowers barriers
for groups traditionally harder to reach,
expanding inclusiveness across generations.
for groups traditionally harder to reach,
expanding inclusiveness across generations.
PMI’s Trusted Election & Public Opinion Research is
Built on Proven Technology and Experience
PMI leverages its patented in-house survey system, extensive operational expertise, and legally validated methodologies. Based on official court rulings and verified research practices, we provide reliable services across public opinion, policy, and election research.
With technology, experience, and institutional trust combined,
PMI’s election and public opinion research methodology is setting a new standard.
PMI’s election and public opinion research methodology is setting a new standard.
