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Brewster County
2021 Confidence Interval Detail
Brewster County
022-004/Terlingua CSD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,812,882 | 0.8632 | 11,368,028 | 15 | 232 | 0.059804216 |
| A | 9,044,409 | 1.0116 | 8,940,697 | 15 | 104 | 0.031043178 |
| A | 11,298,081 | 0.9758 | 11,578,275 | 15 | 86 | 0.042927525 |
| A | 16,829,641 | 1.0073 | 16,707,675 | 15 | 58 | 0.096784920 |
| E | 31,499,181 | 0.4901 | 64,270,926 | 21 | 3,191 | 0.669749099 |
| F1 | 6,184,260 | 0.9893 | 6,251,147 | 15 | 41 | 0.002424076 |
| F1 | 5,813,665 | 0.9796 | 5,934,974 | 9 | 16 | 0.001008803 |
| Random Totals: | 90,482,119 | 125,051,722 | 105 | 3,728 | ||
| CATG D1 EXCEPTION VALUES: | 232,386 | 246,257 | ||||
| CATG F1 EXCEPTION VALUES: | 3,718,412 | 3,838,076 | ||||
| Total Test Values | 94,432,917 | 129,136,055 |
Margin of Error
| Margin of Error Percent: | 17.7370091 |
|---|---|
| Margin of Error Value: | 22,904,874 |
Confidence Interval Values(5)
| Local Test Value: | 94,432,917 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 106,231,181 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 152,040,929 | (State Test Value plus Margin of Error Percent) |
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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values