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Willacy County
2025 Confidence Interval Detail
Willacy County
245-902/Lyford CISD
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 | 28,868,045 | 0.6604 | 43,712,969 | 15 | 626 | 677,259,442 |
| A | 3 | 33,308,888 | 0.9420 | 35,359,754 | 15 | 425 | 902,346,371 |
| A | 4 | 41,549,115 | 0.9966 | 41,690,864 | 16 | 346 | 1,439,432,771 |
| A | 5 | 44,129,444 | 1.0623 | 41,541,414 | 15 | 190 | 20,546,522,073 |
| E | 0 | 52,395,616 | 1.0216 | 51,287,800 | 10 | 539 | 176,256,478,283 |
| Random Totals: | 200,251,108 | 213,592,801 | 71 | 2,126 | |||
| CATG D1 EXCEPTION VALUES: | 43,170,768 | 52,775,929 | |||||
| CATG J EXCEPTION VALUES: | 242,830 | 249,901 | |||||
| Total Test Values | 243,664,706 | 266,618,631 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 13,330,932 |
Confidence Interval Values(5)
| Local Test Value: | 243,664,706 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 253,287,699 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 279,949,563 | (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