2006 Confidence Interval Detail
008/Austin
008-901/Bellville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 68,344,021 | 0.9580 | 71,340,314 | 17 | 893 | .042673537 |
| A | 68,323,549 | 0.9747 | 70,097,003 | 15 | 537 | .035266386 |
| A | 68,384,400 | 1.0025 | 68,213,865 | 26 | 387 | .018926007 |
| A | 68,211,056 | 0.9534 | 71,545,056 | 25 | 240 | .010344500 |
| D3 | 331,485,563 | 0.9809 | 337,940,221 | 34 | 13,381 | .060875958 |
| G1 | 11,839,560 | 0.9926 | 11,927,826 | 10 | 29 | .008066980 |
| G1 | 11,058,510 | 0.9922 | 11,145,444 | 5 | 8 | .002620810 |
| G1 | 13,555,600 | 1.0712 | 12,654,593 | 4 | 6 | .006925904 |
| Random Totals: | 641,202,259 | 654,864,322 | 136 | 15,481 | ||
| Catg J Exception Values: | 21,148,330 | 25,694,872 | ||||
| Catg D1 Exception Values: | 24,377,460 | 20,688,636 | ||||
| Catg G1 Exception Values: | 8,960,790 | 8,994,125 | ||||
| Total Test Values (4): | 695,688,839 | 710,241,955 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 35,512,098 |
Confidence Interval Values (5)
| State Lower Limit: | 674,729,857 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 695,688,839 | (Within Confidence Interval) |
| State Upper Limit: | 745,754,053 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 708,770,409 | (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