2010 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 | 88,233,751 | 0.9697 | 90,990,771 | 12 | 1,000 | .007360588 |
| A | 90,464,686 | 0.9995 | 90,509,941 | 13 | 610 | .007463725 |
| A | 92,059,319 | 0.9930 | 92,708,277 | 12 | 431 | .004768968 |
| A | 99,021,194 | 1.0068 | 98,352,398 | 11 | 282 | .004784395 |
| D3 | 442,792,034 | 1.0002 | 442,703,493 | 20 | 9,181 | .006956442 |
| F1 | 11,394,404 | 1.0843 | 10,508,535 | 9 | 127 | .052325591 |
| F1 | 11,583,609 | 1.0271 | 11,277,976 | 9 | 61 | .012544821 |
| F1 | 11,925,277 | 0.9510 | 12,539,723 | 8 | 34 | .011570863 |
| F1 | 12,285,389 | 0.9515 | 12,911,602 | 6 | 17 | .086644169 |
| Random Totals: | 859,759,663 | 862,502,716 | 100 | 11,743 | ||
| Catg J Exception Values: | 21,028,205 | 24,284,267 | ||||
| Catg D1 Exception Values: | 20,766,079 | 20,997,257 | ||||
| Total Test Values (4): | 901,553,947 | 907,784,240 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 45,389,212 |
Confidence Interval Values (5)
| State Lower Limit: | 862,395,028 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 901,553,947 | (Within Confidence Interval) |
| State Upper Limit: | 953,173,452 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 968,000,229 | (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