2010 Confidence Interval Detail
020/Brazoria
020-902/Angleton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 208,603,987 | 0.9301 | 224,281,246 | 17 | 3,060 | .015655353 |
| A | 197,768,018 | 0.9597 | 206,072,750 | 22 | 1,922 | .013524375 |
| A | 194,423,087 | 0.9456 | 205,608,172 | 24 | 1,401 | .008246509 |
| A | 204,659,561 | 0.9568 | 213,900,043 | 15 | 872 | .002117941 |
| C | 23,902,858 | 0.9558 | 25,008,221 | 11 | 1,864 | .157606545 |
| C | 29,799,553 | 0.9475 | 31,450,716 | 15 | 873 | .029220391 |
| C | 8,238,580 | 0.9353 | 8,808,489 | 10 | 159 | .021759472 |
| C | 14,464,720 | 0.9829 | 14,716,370 | 10 | 194 | .043817368 |
| D3 | 93,773,178 | 0.9909 | 94,634,351 | 16 | 4,274 | .020694182 |
| F1 | 39,282,322 | 1.0115 | 38,835,711 | 14 | 304 | .007376127 |
| F1 | 35,170,331 | 0.8782 | 40,048,202 | 11 | 97 | .045070004 |
| F1 | 36,261,392 | 1.0844 | 33,439,129 | 10 | 40 | .013643188 |
| F1 | 35,001,120 | 1.0158 | 34,456,704 | 6 | 14 | .017570600 |
| G1 | 6,350,790 | 0.8903 | 7,133,315 | 5 | 12 | .016248862 |
| G1 | 6,239,540 | 1.0275 | 6,072,545 | 3 | 5 | .000682827 |
| L1 | 22,658,170 | 0.9444 | 23,992,133 | 10 | 310 | .051113938 |
| L1 | 23,007,410 | 0.8938 | 25,741,117 | 8 | 53 | .022346043 |
| L1 | 16,722,670 | 0.9872 | 16,939,496 | 6 | 10 | .006125127 |
| Random Totals: | 1,196,327,287 | 1,251,138,710 | 213 | 15,464 | ||
| Catg J Exception Values: | 48,950,465 | 49,287,380 | ||||
| Catg D1 Exception Values: | 17,034,581 | 17,234,389 | ||||
| Catg G1 Exception Values: | 16,966,300 | 16,820,310 | ||||
| Catg L1 Exception Values: | 5,879,300 | 5,871,147 | ||||
| Total Test Values (4): | 1,285,157,933 | 1,340,351,936 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 67,017,597 |
Confidence Interval Values (5)
| State Lower Limit: | 1,273,334,339 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,285,157,933 | (Within Confidence Interval) |
| State Upper Limit: | 1,407,369,533 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,145,243,182 | (See ISD Summary Worksheet) |
Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories