FIGURES AND TABLES


Figures

Figure 1. Within Household Selection Procedure: Adult Cross-Section

Figure 2. Within Household Selection Procedure: Young Adult Oversample

Figure 3. Refusal Conversion Script

Figure 4. Sample Disposition Categories

Figure 5A. SPSS Program for Assigning Weights Version 1

Figure 5B. SPSS Program for Assigning Weights Version 2


Tables

Table 1. Population Aged 16 and Older by NHTSA Region: February 1998

Table 2. Population and Expected Sample Distribution

Table 3. Sample Disposition: Version 1, Seat Belt Usage Issues

Table 4. Sample Disposition: Version 2, Child Safety Seat Issues

Table 5. Expected Sampling Error (Plus or Minus) At the 95% Confidence Level (Simple Random Sample)

Table 6. Design Effect on Confidence Intervals for Sample Estimates Between Disproportionate Sample Used in Occupant Protection Survey And a Proportionate Sample of Same Size

Table 7. Pooled Sampling Error Expressed as Percentages For Given Sample Sizes (Assuming P=Q)



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