Table 7 Weight variability by National Weighting Method
From: National weighting of data from the Behavioral Risk Factor Surveillance System (BRFSS)
National weighting method | CVa | Design effect | Expected margin of error |
|---|---|---|---|
Aggregated State Weights | 1.86 | 4.45 | 0.30% |
Method 1: 8 Margins | 1.71 | 3.93 | 0.28% |
Method 2: 9 Margins | 1.80 | 4.26 | 0.29% |
Method 3: 12 Margins | 1.79 | 4.22 | 0.29% |
Method 4: 8 Collapsed Margins | 1.71 | 3.92 | 0.28% |
Method 5: 9 Collapsed Margins | 1.80 | 4.24 | 0.29% |
Method 6: 12 Collapsed Margins | 1.79 | 4.21 | 0.29% |