2008 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 | 21,810,584 | 0.9337 | 23,359,306 | 11 | 610 | .014297702 |
| A | 21,173,346 | 0.9690 | 21,850,718 | 10 | 344 | .021040227 |
| A | 22,975,084 | 1.0758 | 21,356,278 | 13 | 243 | .022015446 |
| A | 21,359,192 | 0.9941 | 21,485,959 | 10 | 113 | .007335208 |
| D3 | 19,366,156 | 0.9345 | 20,723,548 | 20 | 1,200 | .007617278 |
| G1 | 25,450,610 | 1.0274 | 24,771,861 | 12 | 29 | .026530201 |
| G1 | 25,569,900 | 1.0007 | 25,552,014 | 7 | 10 | .047905805 |
| G1 | 23,805,210 | 1.0338 | 23,026,901 | 5 | 6 | .003756578 |
| Random Totals: | 181,510,082 | 182,126,585 | 88 | 2,555 | ||
| Catg J Exception Values: | 9,454,300 | 9,347,307 | ||||
| Catg D1 Exception Values: | 22,047,904 | 21,824,488 | ||||
| Catg G1 Exception Values: | 23,495,150 | 23,511,530 | ||||
| Total Test Values (4): | 236,507,436 | 236,809,910 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 11,840,496 |
Confidence Interval Values (5)
| State Lower Limit: | 224,969,414 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 236,507,436 | (Within Confidence Interval) |
| State Upper Limit: | 248,650,406 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 281,968,664 | (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