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Brewster County
2019 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 | 8,249,954 | 0.9817 | 8,403,742 | 19 | 217 | 0.054751291 |
| A | 8,708,917 | 0.9651 | 9,023,849 | 15 | 113 | 0.021999893 |
| A | 8,162,456 | 0.9771 | 8,353,757 | 17 | 68 | 0.014793059 |
| A | 8,235,841 | 1.0856 | 7,586,442 | 16 | 34 | 0.113126278 |
| E | 31,390,176 | 0.9640 | 32,562,423 | 22 | 3168 | 0.066677281 |
| F1 | 6,230,579 | 1.0272 | 6,065,595 | 10 | 41 | 0.003844687 |
| F1 | 12,315,644 | 0.8088 | 15,227,057 | 6 | 10 | 0.117799963 |
| Random Totals: | 83,293,567 | 87,222,865 | 105 | 3,651 | ||
| CATG D1 EXCEPTION VALUES: | 154,906 | 191,943 | ||||
| CATG F1 EXCEPTION VALUES: | 3,390,914 | 3,721,836 | ||||
| Total Test Values(2) | 86,839,387 | 91,136,644 |
Margin of Error
| Margin of Error Percent: | 5.1415408 |
|---|---|
| Margin of Error Value: | 4,685,828 |
Confidence Interval Values(5)
| Local Test Value: | 86,839,387 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 86,450,816 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 95,822,472 | (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