2009 Confidence Interval Detail
205/San Patricio
205-907/Taft ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 22,763,450 | 0.9949 | 22,880,139 | 8 | 632 | .010186657 |
| A | 21,106,607 | 0.9535 | 22,135,928 | 8 | 340 | .014683327 |
| A | 22,169,492 | 0.9752 | 22,733,277 | 7 | 234 | .007107022 |
| A | 22,337,037 | 1.0061 | 22,201,607 | 8 | 118 | .018678823 |
| D3 | 19,568,355 | 1.0415 | 18,788,627 | 11 | 1,171 | .116850265 |
| G1 | 11,707,480 | 0.9767 | 11,986,772 | 7 | 27 | .033704731 |
| G1 | 11,078,340 | 1.0172 | 10,891,015 | 5 | 11 | .003935900 |
| G1 | 13,030,770 | 0.9562 | 13,627,662 | 4 | 6 | .005007799 |
| G1 | 8,604,580 | 1.0402 | 8,272,044 | 2 | 3 | .001683957 |
| Random Totals: | 152,366,111 | 153,517,071 | 60 | 2,542 | ||
| Catg J Exception Values: | 8,606,489 | 8,837,906 | ||||
| Catg D1 Exception Values: | 21,846,517 | 26,668,869 | ||||
| Total Test Values (4): | 182,819,117 | 189,023,846 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 9,451,192 |
Confidence Interval Values (5)
| State Lower Limit: | 179,572,654 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 182,819,117 | (Within Confidence Interval) |
| State Upper Limit: | 198,475,038 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 221,958,120 | (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