2006 Confidence Interval Detail
205/San Patricio
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 | 31,575,770 | 0.9010 | 35,045,250 | 17 | 1,323 | .076938066 |
| A | 31,578,092 | 0.9847 | 32,068,744 | 17 | 726 | .039754177 |
| A | 31,592,740 | 0.9127 | 34,614,594 | 16 | 463 | .055130610 |
| A | 31,553,010 | 1.0134 | 31,135,790 | 15 | 243 | .027774976 |
| D3 | 19,386,265 | 0.9857 | 19,667,510 | 20 | 1,349 | .044298738 |
| F1 | 3,734,083 | 0.9338 | 3,998,804 | 7 | 89 | .011384771 |
| F1 | 3,821,258 | 0.9562 | 3,996,296 | 7 | 37 | .030328692 |
| F1 | 3,722,417 | 0.8887 | 4,188,609 | 5 | 17 | .042012968 |
| F1 | 3,637,721 | 0.9735 | 3,736,745 | 3 | 6 | .003539417 |
| Random Totals: | 160,601,356 | 168,452,342 | 107 | 4,253 | ||
| Catg J Exception Values: | 13,662,994 | 13,613,817 | ||||
| Catg D1 Exception Values: | 21,726,314 | 25,239,291 | ||||
| Total Test Values (4): | 195,990,664 | 207,305,450 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 10,365,273 |
Confidence Interval Values (5)
| Local Test Value: | 195,990,664 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 196,940,177 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 217,670,723 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 195,245,027 | (See ISD Summary Worksheet) |
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, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories