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Willacy County
2025 Confidence Interval Detail
Willacy County
245-904/San Perlita 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 | 20,711,052 | 0.6722 | 30,810,848 | 15 | 302 | 7,193,943,935 |
| A | 3 | 19,806,058 | 0.8161 | 24,269,156 | 15 | 148 | 3,832,572,282 |
| A | 4 | 22,305,020 | 0.7476 | 29,835,500 | 15 | 111 | 8,337,686,577 |
| A | 5 | 22,360,544 | 0.8789 | 25,441,511 | 15 | 66 | 16,289,664,091 |
| Random Totals: | 85,182,674 | 110,357,015 | 60 | 627 | |||
| CATG D1 EXCEPTION VALUES: | 13,888,377 | 15,512,299 | |||||
| CATG J EXCEPTION VALUES: | 3,020 | 3,108 | |||||
| Total Test Values | 99,074,071 | 125,872,422 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,293,621 |
Confidence Interval Values(5)
| Local Test Value: | 99,074,071 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 119,578,801 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 132,166,043 | (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