. "Implications for Data Collectors." Providing National Statistics on Health and Social Welfare Programs in an Era of Change: Summary of a Workshop. Washington, DC: The National Academies Press, 1998.
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Also, it may be possible to identify groups of states with sufficiently similar programs to permit pooling their samples, thereby reducing the added sample size that might otherwise be required.
Workshop participants expressed a wide variety of views in the extensive discussion about modifying the sampling schemes for the major national household surveys. Some participants argued that the sample designs should be completely revised, others argued to make no changes, and still others suggested some middle ground. Perhaps the most consistent theme was the need for a more careful examination of these issues in light of long-term data requirements and existing budget constraints. In addition, participants stressed the need to carefully consider the statistical issues involved in supplementing existing samples while maintaining a nationally representative design.