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San Patricio County
2019 Confidence Interval Detail
San Patricio County
205-904/Mathis ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 46,256,198 | 0.9387 | 49,276,870 | 15 | 1117 | 0.061653906 |
| A | 50,025,790 | 0.7474 | 66,933,088 | 15 | 660 | 0.063130738 |
| A | 52,591,045 | 0.8748 | 60,117,793 | 17 | 438 | 0.029309445 |
| A | 47,184,156 | 0.9085 | 51,936,330 | 15 | 200 | 0.025230180 |
| E | 34,554,665 | 0.9169 | 37,686,405 | 20 | 333 | 0.057675804 |
| F1 | 9,543,312 | 0.7071 | 13,496,411 | 10 | 95 | 0.028660405 |
| F1 | 8,153,065 | 0.7875 | 10,353,098 | 8 | 31 | 0.045024471 |
| F1 | 9,122,608 | 0.7807 | 11,685,165 | 7 | 14 | 0.121708153 |
| F1 | 9,695,079 | 0.9136 | 10,611,952 | 3 | 4 | 0.003887265 |
| Random Totals: | 267,125,918 | 312,097,112 | 110 | 2,892 | ||
| CATG D1 EXCEPTION VALUES: | 18,364,643 | 14,873,083 | ||||
| CATG J EXCEPTION VALUES: | 21,600,880 | 21,486,866 | ||||
| Total Test Values(2) | 307,091,441 | 348,457,061 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 17,422,853 |
Confidence Interval Values(5)
| Local Test Value: | 307,091,441 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 331,034,208 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 365,879,914 | (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