Table 2. Evaluation of 1980 Census as County Estimate for 1990, by Size and Estimated Growth Source: U.S. Bureau of the Census Internet Release date: June 20, 1997 ----------------------------------------------------------------------------------------------------------------------------------------- | | | MEASURES OF DIFFERENCE | | |--------------------------------------------------------------------------------------------- SIZE | GROWTH | | Mean | Mean | Weighted | Root Mean | Index of | 50th | IN | RATE | | Algebraic | Absolute | Mean Abso- | Square | Dissimi- | Percentile | 90th 1980 | (EST) | NUMBER | Percent Error | Percent Error | lute Error | Error | larity | (Median) | Percentile ----------------------------------------------------------------------------------------------------------------------------------------- All All 3141 -2.1 10.0 11.7 13.3 5.4 7.6 21.6 < -5% 670 13.2 13.3 10.3 15.0 1.5 12.4 21.3 -5% to 0% 574 4.3 5.1 3.9 6.1 1.3 4.7 9.4 0% to 5% 576 -0.7 3.0 2.9 4.1 1.2 2.5 6.1 5% to 10% 444 -5.0 5.6 6.1 6.6 1.1 5.1 9.4 10% to 15% 277 -9.5 9.6 10.3 10.2 1.3 9.1 14.4 15% to 25% 286 -14.5 14.5 15.9 15.2 1.1 14.6 20.1 25% and over 314 -27.4 27.4 28.6 28.9 4.1 26.1 39.3 100,000 and over All 414 -9.0 11.3 12.1 14.8 5.4 8.4 25.1 < -5% 25 9.5 9.5 9.1 9.9 1.0 9.9 12.3 -5% to 0% 59 3.0 3.8 3.6 4.4 1.2 3.5 6.8 0% to 5% 75 -1.9 2.7 2.9 3.3 1.2 2.5 5.3 5% to 10% 65 -6.1 6.2 6.3 6.5 0.9 6.0 9.1 10% to 15% 59 -10.3 10.3 10.6 10.7 1.2 9.7 13.5 15% to 25% 55 -16.3 16.3 16.3 16.5 0.9 15.9 19.9 25% and over 76 -27.7 27.7 28.4 28.7 3.7 26.3 37.5 50,000 to 100,000 All 378 -7.6 10.6 11.8 14.1 5.4 7.8 23.3 < -5% 32 10.3 10.4 10.1 11.5 1.8 9.4 17.4 -5% to 0% 52 3.6 4.1 4.1 4.9 1.2 3.3 7.7 0% to 5% 69 -1.9 2.9 3.0 3.8 1.3 2.4 6.5 5% to 10% 72 -6.2 6.2 6.3 7.0 1.4 6.1 10.0 10% to 15% 42 -9.7 9.7 9.9 10.2 1.4 9.5 13.6 15% to 25% 54 -15.4 15.4 15.5 15.7 1.6 14.7 19.6 25% and over 57 -27.8 27.8 28.6 29.0 4.7 27.5 41.5 20,000 to 50,000 All 853 -3.9 8.5 9.6 12.0 4.9 6.1 18.9 < -5% 86 11.3 11.4 11.0 13.1 1.9 10.3 17.7 -5% to 0% 153 4.4 4.7 4.6 5.6 1.3 4.6 8.4 0% to 5% 205 -0.2 2.9 2.9 3.7 1.4 2.5 5.9 5% to 10% 165 -4.8 5.0 5.2 5.9 1.4 4.7 8.6 10% to 15% 79 -9.0 9.1 9.4 9.8 1.6 8.7 13.9 15% to 25% 80 -13.4 13.4 13.5 13.8 1.5 13.1 17.5 25% and over 85 -27.6 27.6 29.5 29.2 5.9 25.2 38.2 10,000 to 20,000 All 739 0.0 8.9 9.4 12.2 4.8 6.6 18.9 < -5% 180 12.6 12.7 12.0 14.4 2.1 12.2 20.3 -5% to 0% 169 4.4 5.4 5.2 6.2 1.6 5.2 9.6 0% to 5% 139 -0.7 2.8 2.7 3.7 1.3 2.2 6.0 5% to 10% 90 -4.0 4.7 4.6 5.7 1.5 4.2 8.7 10% to 15% 58 -8.7 8.7 8.8 9.5 1.7 8.4 14.6 15% to 25% 55 -13.1 13.1 13.4 13.9 2.1 13.1 19.5 25% and over 48 -28.4 28.4 30.8 30.7 7.1 27.1 44.5 5,000 to 10,000 All 470 3.4 10.6 10.7 13.2 5.2 9.1 21.1 < -5% 188 13.8 13.9 13.4 15.5 2.1 13.2 21.7 -5% to 0% 103 4.8 6.1 6.0 7.0 1.9 5.4 10.2 0% to 5% 66 -0.1 3.4 3.4 4.5 1.7 2.8 8.1 5% to 10% 33 -4.9 5.4 5.7 6.8 2.0 4.9 11.0 10% to 15% 26 -10.1 10.1 10.4 10.8 1.8 10.2 15.2 15% to 25% 28 -14.7 14.7 14.9 16.2 3.2 14.4 24.4 25% and over 26 -25.0 25.0 26.1 26.5 4.3 25.0 35.6 2,500 to 5,000 All 182 5.4 13.9 14.3 16.4 6.8 13.0 24.8 < -5% 105 15.5 15.8 15.2 17.1 2.2 15.0 24.8 -5% to 0% 21 3.8 4.8 4.5 5.9 1.8 5.3 10.2 0% to 5% 14 -1.6 5.8 5.8 7.5 2.5 4.8 14.5 5% to 10% 10 -6.6 7.3 7.3 8.1 1.5 6.9 12.7 10% to 15% 10 -11.1 11.1 11.7 12.4 2.5 10.6 19.2 15% to 25% 7 -17.4 17.4 18.8 19.1 3.7 20.7 27.1 25% and over 15 -26.3 26.3 28.0 27.9 5.6 24.3 39.1 < 2,500 All 105 6.1 13.9 13.0 16.7 5.7 12.3 26.4 < -5% 54 14.5 15.4 14.0 17.5 3.0 13.4 26.4 -5% to 0% 17 7.2 8.5 7.5 9.9 2.6 10.1 14.7 0% to 5% 8 6.5 6.9 3.3 10.8 1.4 3.4 26.9 5% to 10% 9 -1.4 13.6 15.5 16.8 8.0 10.8 33.3 10% to 15% 3 -13.1 13.1 16.4 14.9 2.6 15.4 20.5 15% to 25% 7 -14.6 15.3 15.6 17.0 4.6 16.1 26.9 25% and over 7 -22.5 22.6 22.2 26.4 7.4 20.7 42.2 -----------------------------------------------------------------------------------------------------------------------------------------