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Willacy County
2020 Confidence Interval Detail
Willacy County
245-901/Lasara ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,748,336 | 0.8404 | 4,460,181 | 17 | 134 | 0.037305285 |
| A | 4,051,585 | 0.8310 | 4,875,554 | 17 | 91 | 0.024569506 |
| A | 4,371,961 | 0.8884 | 4,921,163 | 20 | 65 | 0.028463318 |
| A | 4,713,293 | 0.8730 | 5,398,961 | 16 | 37 | 0.026881900 |
| E | 9,710,590 | 1.0373 | 9,361,409 | 20 | 160 | 0.046995383 |
| Random Totals: | 26,595,765 | 29,017,268 | 90 | 487 | ||
| CATG D1 EXCEPTION VALUES: | 8,251,672 | 8,702,682 | ||||
| CATG J EXCEPTION VALUES: | 3,930 | 3,969 | ||||
| Total Test Values | 34,851,367 | 37,723,919 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,886,196 |
Confidence Interval Values(5)
| Local Test Value: | 34,851,367 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 35,837,723 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 39,610,115 | (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