Three Non-Sampling Errors that Impact Data Quality–And How to Fix Them
November 20, 2025
In this episode of Survey & Beyond: The Data Collection Podcast, host Marta Costa goes solo to break down three critical non-sampling survey errors — enumerator effects, nonresponse errors, and response errors — while providing practical, actionable solutions for each.
If you enjoyed this episode, make sure to subscribe, rate, and review on Apple Podcasts, Spotify, and Youtube Podcasts. Instructions on how to do this are here.
In this episode of Survey & Beyond: The Data Collection Podcast, host Marta Costa goes solo to break down three critical non-sampling survey errors — enumerator effects, nonresponse errors, and response errors — while providing practical, actionable solutions for each.
If you enjoyed this episode, make sure to subscribe, rate, and review on Apple Podcasts, Spotify, and Youtube Podcasts. Instructions on how to do this are here.
Episode Resources:
Episode Highlights
- 0:00 Intro
- 01:45 Error #1: Enumerator Effects
- 03:49 Fixing Enumerator Bias
- 06:19 Error #2: Nonresponse
- 06:57 Boosting Survey Participation
- 08:49 Error #3: Response Errors
- 10:21 Getting Real Answers
- 12:58 Episode Wrap-Up
Survey & Beyond: The Data Collection Podcast is handcrafted by our friends over at: fame.so
Check out our most downloaded episode:
- From Data to Insights: Andrew Gerhardt on Mastering Digital Analytics
- The Ethics of Field Research in Vulnerable Communities with Dr. Angela R. Pashayan of Johns Hopkins School of Advanced International Studies (SAIS)
- How Can Data Transform Communities? Insights from Paul Nzerebende of the Human Trafficking Institute in Uganda