2009 Confidence Interval Detail
229/Tyler
229-901/Colmesneil ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,781,754 | 0.8463 | 11,558,258 | 15 | 377 | .067833625 |
| A | 10,734,268 | 0.8597 | 12,486,063 | 15 | 229 | .015398310 |
| A | 11,807,346 | 0.9331 | 12,653,891 | 16 | 166 | .056662981 |
| A | 12,458,966 | 0.8599 | 14,488,855 | 17 | 101 | .034264978 |
| D3 | 28,251,538 | 1.0389 | 27,193,703 | 20 | 1,981 | .051628817 |
| G1 | 4,018,824 | 0.9304 | 4,319,458 | 4 | 9 | .005694144 |
| Random Totals: | 77,052,696 | 82,700,228 | 87 | 2,863 | ||
| Catg J Exception Values: | 4,501,320 | 4,147,560 | ||||
| Catg D1 Exception Values: | 20,309,036 | 19,762,802 | ||||
| Catg G1 Exception Values: | 5,059,005 | 4,878,950 | ||||
| Total Test Values (4): | 106,922,057 | 111,489,540 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,574,477 |
Confidence Interval Values (5)
| State Lower Limit: | 105,915,063 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 106,922,057 | (Within Confidence Interval) |
| State Upper Limit: | 117,064,017 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 101,347,850 | (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