2007 Confidence Interval Detail
177/Nolan
177-902/Sweetwater ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 35,952,341 | 0.9585 | 37,508,963 | 16 | 1,796 | .111233491 |
| A | 35,907,869 | 0.9868 | 36,388,193 | 18 | 860 | .058758889 |
| A | 35,907,776 | 0.9229 | 38,907,548 | 17 | 512 | .020846067 |
| A | 35,848,405 | 0.9613 | 37,291,590 | 15 | 267 | .022123347 |
| D3 | 36,462,954 | 1.0487 | 34,769,671 | 24 | 1,685 | .011523991 |
| F1 | 14,543,470 | 0.9911 | 14,674,069 | 12 | 263 | .056992570 |
| F1 | 14,962,452 | 0.8577 | 17,444,855 | 8 | 56 | .064322075 |
| F1 | 14,292,810 | 1.0223 | 13,981,033 | 7 | 16 | .005665830 |
| F1 | 14,160,957 | 1.1331 | 12,497,535 | 4 | 6 | .023374698 |
| L1 | 10,831,108 | 0.9949 | 10,886,630 | 7 | 222 | .034145452 |
| L1 | 11,225,312 | 0.9738 | 11,527,328 | 7 | 42 | .022443872 |
| L1 | 14,731,358 | 0.9809 | 15,018,206 | 7 | 11 | .002552289 |
| Random Totals: | 274,826,812 | 280,895,621 | 142 | 5,736 | ||
| Catg J Exception Values: | 37,136,061 | 37,911,612 | ||||
| Catg D1 Exception Values: | 9,761,361 | 11,088,247 | ||||
| Catg L1 Exception Values: | 5,529,662 | 5,499,377 | ||||
| Total Test Values (4): | 327,253,896 | 335,394,857 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 16,769,743 |
Confidence Interval Values (5)
| State Lower Limit: | 318,625,114 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 327,253,896 | (Within Confidence Interval) |
| State Upper Limit: | 352,164,600 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 436,899,892 | (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