2010 Confidence Interval Detail
158/Matagorda
158-906/Van Vleck ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 66,749,490 | 1.0244 | 65,159,596 | 16 | 1,151 | .037045633 |
| A | 72,427,966 | 0.9029 | 80,217,041 | 14 | 635 | .009272698 |
| A | 72,248,980 | 1.0297 | 70,165,077 | 12 | 455 | .073718259 |
| A | 75,004,320 | 1.1090 | 67,632,390 | 11 | 294 | .028882934 |
| C | 20,448,021 | 0.9470 | 21,592,419 | 10 | 2,090 | .022307384 |
| C | 12,273,450 | 0.9502 | 12,916,702 | 11 | 416 | .017667247 |
| C | 20,720,390 | 0.9060 | 22,870,188 | 11 | 369 | .040436929 |
| C | 10,365,470 | 1.0160 | 10,202,234 | 9 | 102 | .017806445 |
| D3 | 50,629,877 | 0.9536 | 53,093,411 | 16 | 3,156 | .040705580 |
| G1 | 13,658,500 | 0.9231 | 14,796,338 | 6 | 16 | .329452684 |
| G1 | 14,275,313 | 0.9780 | 14,596,435 | 4 | 6 | .004033867 |
| Random Totals: | 428,801,777 | 433,241,831 | 120 | 8,690 | ||
| Catg J Exception Values: | 12,680,530 | 13,916,584 | ||||
| Catg D1 Exception Values: | 15,922,558 | 19,335,991 | ||||
| Catg G1 Exception Values: | 51,878,800 | 48,349,711 | ||||
| Total Test Values (4): | 509,283,665 | 514,844,117 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 25,742,206 |
Confidence Interval Values (5)
| State Lower Limit: | 489,101,911 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 509,283,665 | (Within Confidence Interval) |
| State Upper Limit: | 540,586,323 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 539,877,741 | (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