Descriptor
Source
Author
| Folsom, Ralph E., Jr. | 1 |
Publication Type
| Reports - Research | 1 |
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
| National Longitudinal Study… | 1 |
What Works Clearinghouse Rating
Folsom, Ralph E., Jr. – 1975
This memorandum demonstrates a variance components methodology for partitioning the overall design effect (D) for a ratio mean into stratification (S), unequal weighting (W), and clustering (C) effects, so that D = WSC. In section 2, a sample selection scheme modeled after the National Longitudinal Study of the High School Class of 1972 (NKS)…
Descriptors: Analysis of Variance, Cluster Analysis, Followup Studies, Graduate Surveys
