
National Gambling Survey NGAGE 2.0: Research Methodology and Approach (2021)
The National Survey on Gambling Attitudes and Gambling Experiences 2.0 (NGAGE 2.0) used a comprehensive online survey methodology in 2021, targeting consumers across all U.S. states including Alaska and Hawaii.
Survey Implementation:
- Conducted between April 12-29, 2021 (after March Madness)
- Available in English and Spanish
- Device-responsive design for computers, smartphones, and tablets
- Administered by Ipsos using their panels and additional market research panels
Sample Characteristics:
- 2,000 adult respondents nationwide
- Demographically representative through quotas and post-survey weighting
- Aligned with U.S. Census Bureau data
- Credibility interval of ±2.5 percentage points

Person gambling on mobile phone
Methodology Improvements:
- Questions randomized within sections to eliminate order bias
- Identical question wording to NGAGE 1.0 (2018) for consistency
- New topics added: financial investments and COVID-19 impact
- Smaller sample size than 2018 (3,000 vs 2,000) with minimal impact on overall results
Credibility Intervals by Sample Size:
- 1,000 respondents: ±3.5%
- 500 respondents: ±5.0%
- 200 respondents: ±7.9%
Study Limitations:
- Coverage and measurement errors possible
- Some demographic subgroups have limited statistical inference due to sample size
- Income data may not total 100% due to incomplete responses
The survey prioritized practical significance over statistical significance to focus on meaningful differences for public policy, public health, and program development.
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