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Collingsworth County
2025 Confidence Interval Detail
Collingsworth County
044-902/Wellington ISD
Category Summary
| (1) Category |
(1) Stratum Number |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|---|
| A | 2 | 21,182,590 | 0.7146 | 29,642,583 | 15 | 446 | 644,053,143 |
| A | 3 | 20,168,500 | 0.9311 | 21,660,939 | 15 | 184 | 415,866,549 |
| A | 4 | 23,825,730 | 1.0697 | 22,273,282 | 19 | 143 | 1,342,257,738 |
| A | 5 | 32,054,290 | 1.1638 | 27,542,782 | 15 | 118 | 5,285,022,694 |
| E | 0 | 36,410,740 | 0.8431 | 43,186,739 | 20 | 342 | 30,405,565,955 |
| Random Totals: | 133,641,850 | 144,306,325 | 84 | 1,233 | |||
| CATG D1 EXCEPTION VALUES: | 44,279,160 | 37,428,173 | |||||
| CATG J EXCEPTION VALUES: | 7,340,420 | 9,372,856 | |||||
| Total Test Values | 185,261,430 | 191,107,354 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 9,555,368 |
Confidence Interval Values(5)
| Local Test Value: | 185,261,430 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 181,551,986 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 200,662,722 | (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