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Brewster County
2023 Confidence Interval Detail
Brewster County
022-902/Marathon ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 7,765,455 | 0.9007 | 8,621,578 | 14 | 111 | 0.155804247 |
| A | 9,874,018 | 0.9687 | 10,193,061 | 12 | 77 | 0.249146036 |
| A | 12,442,784 | 1.1147 | 11,162,451 | 18 | 65 | 0.080117312 |
| A | 9,989,416 | 1.2155 | 8,218,360 | 11 | 28 | 0.034279328 |
| E | 17,133,705 | 0.9151 | 18,723,314 | 19 | 544 | 0.122978776 |
| F1 | 4,795,396 | 0.7749 | 6,188,406 | 8 | 24 | 0.042884610 |
| Random Totals: | 62,000,774 | 63,107,170 | 82 | 849 | ||
| CATG D1 EXCEPTION VALUES: | 16,644,530 | 18,945,872 | ||||
| CATG F1 EXCEPTION VALUES: | 3,600,000 | 6,954,076 | ||||
| CATG J EXCEPTION VALUES: | 47,597,460 | 49,990,046 | ||||
| Total Test Values | 129,842,764 | 138,997,164 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,949,858 |
Confidence Interval Values(5)
| Local Test Value: | 129,842,764 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 132,047,306 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 145,947,022 | (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