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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 | 0.6815 | 30,390,392 | 15 | 302 | 7,099,454,552 |
| A | 3 | 19,806,058 | 0.8182 | 24,206,866 | 15 | 148 | 3,800,607,349 |
| A | 4 | 22,305,020 | 0.7487 | 29,791,666 | 15 | 111 | 8,328,502,629 |
| A | 5 | 22,360,544 | 0.9091 | 24,596,352 | 15 | 66 | 16,052,799,177 |
| Random Totals: | 85,182,674 | 108,985,276 | 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 | 124,500,683 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,225,034 |
Confidence Interval Values(5)
| Local Test Value: | 99,074,071 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 118,275,649 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 130,725,717 | (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