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008/Austin
2017 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 | 116,397,819 | 0.9350 | 124,489,646 | 21 | 1,059 | .034837268 |
| A | 129,383,206 | 1.0376 | 124,694,686 | 29 | 712 | .017603024 |
| A | 114,853,439 | 0.9987 | 115,002,943 | 15 | 423 | .004537312 |
| A | 163,036,750 | 0.9726 | 167,629,807 | 22 | 368 | .018077135 |
| E | 579,490,132 | 0.8744 | 662,728,879 | 34 | 2,987 | .185401540 |
| F1 | 17,563,467 | 1.0213 | 17,197,167 | 8 | 130 | .009934287 |
| F1 | 17,056,918 | 1.0380 | 16,432,484 | 10 | 60 | .011501824 |
| F1 | 17,619,950 | 0.9797 | 17,985,046 | 7 | 33 | .025266218 |
| F1 | 21,379,606 | 1.0408 | 20,541,512 | 6 | 18 | .003209128 |
| Random Totals: | 1,176,781,287 | 1,266,702,170 | 152 | 5,790 | ||
| Catg D1 Exception Values: | 19,662,792 | 18,100,815 | ||||
| Total Test Values (4): | 1,196,444,079 | 1,284,802,985 |
Margin of Error
| Margin of Error Percent: | 7.5187250 |
|---|---|
| Margin of Error Value: | 96,600,803 |
Confidence Interval Values (5)
| State Lower Limit: | 1,188,202,182 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,196,444,079 | (Within Confidence Interval) |
| State Upper Limit: | 1,381,403,788 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,182,066,797 | (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, 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
(6) Includes local value of unstudied property categories and sub-categories