2006 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 | 53,826,137 | 0.9543 | 56,403,790 | 18 | 1,155 | .048185633 |
| A | 53,861,125 | 0.9383 | 57,402,883 | 24 | 596 | .020675476 |
| A | 53,805,249 | 0.8812 | 61,059,066 | 25 | 408 | .077591177 |
| A | 53,780,053 | 0.9681 | 55,552,167 | 15 | 245 | .006700904 |
| C | 10,535,011 | 0.9566 | 11,012,974 | 26 | 2,102 | .031870764 |
| C | 9,153,504 | 0.9473 | 9,662,730 | 35 | 628 | .073712547 |
| C | 12,735,847 | 1.1108 | 11,465,473 | 18 | 350 | .066683036 |
| C | 6,934,082 | 0.9667 | 7,172,941 | 24 | 131 | .121898090 |
| D3 | 31,063,149 | 1.0092 | 30,779,973 | 23 | 3,028 | .039597001 |
| G1 | 12,146,370 | 1.0151 | 11,965,688 | 6 | 14 | .003435793 |
| G1 | 13,860,200 | 1.0420 | 13,301,536 | 4 | 6 | .010120214 |
| G1 | 12,697,810 | 1.0255 | 12,382,067 | 2 | 3 | .001215044 |
| Random Totals: | 324,398,537 | 338,161,288 | 220 | 8,666 | ||
| Catg J Exception Values: | 13,107,487 | 12,837,286 | ||||
| Catg D1 Exception Values: | 16,510,709 | 17,417,221 | ||||
| Catg G1 Exception Values: | 29,307,712 | 27,771,155 | ||||
| Total Test Values (4): | 383,324,445 | 396,186,950 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 19,809,348 |
Confidence Interval Values (5)
| State Lower Limit: | 376,377,602 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 383,324,445 | (Within Confidence Interval) |
| State Upper Limit: | 415,996,298 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 420,451,307 | (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