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Willacy County
2024 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 | 19,615,848 | 0.5035 | 38,958,983 | 15 | 307 | 0.160950580 |
| A | 3 | 20,972,288 | 0.7334 | 28,595,975 | 15 | 163 | 0.064603008 |
| A | 4 | 18,565,547 | 0.7123 | 26,064,224 | 12 | 97 | 0.076934693 |
| A | 5 | 23,785,907 | 0.7981 | 29,803,166 | 14 | 74 | 0.065651679 |
| Random Totals: | 82,939,590 | 123,422,348 | 56 | 641 | |||
| CATG D1 EXCEPTION VALUES: | 14,073,851 | 12,496,998 | |||||
| CATG J EXCEPTION VALUES: | 15,891,800 | 16,703,665 | |||||
| Total Test Values | 112,905,241 | 152,623,011 |
Margin of Error
| Margin of Error Percent: | 6.6833381 |
|---|---|
| Margin of Error Value: | 10,200,312 |
Confidence Interval Values(5)
| Local Test Value: | 112,905,241 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 142,422,699 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 162,823,323 | (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