2010 Confidence Interval Detail
125/Jim Wells
125-901/Alice ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 87,485,559 | 1.0718 | 81,624,892 | 12 | 2,379 | .029459311 |
| A | 87,988,999 | 0.9493 | 92,688,296 | 11 | 1,293 | .006156507 |
| A | 87,690,134 | 1.0174 | 86,190,421 | 22 | 759 | .016247063 |
| A | 87,695,746 | 1.0062 | 87,155,383 | 13 | 475 | .011771905 |
| D3 | 115,747,697 | 1.0007 | 115,666,730 | 20 | 5,151 | .029052593 |
| F1 | 28,806,677 | 0.9542 | 30,189,349 | 10 | 335 | .038084357 |
| F1 | 29,104,742 | 0.9222 | 31,560,119 | 9 | 93 | .040935123 |
| F1 | 30,862,648 | 0.9929 | 31,083,340 | 8 | 35 | .003452233 |
| F1 | 28,513,044 | 0.9352 | 30,488,713 | 4 | 7 | .009792805 |
| L1 | 21,377,786 | 0.9854 | 21,694,526 | 10 | 340 | .010784753 |
| L1 | 20,930,090 | 0.9986 | 20,959,433 | 9 | 79 | .053145972 |
| L1 | 23,935,191 | 0.9644 | 24,818,738 | 7 | 24 | .004729435 |
| L1 | 14,716,230 | 0.9853 | 14,935,786 | 3 | 3 | .003211073 |
| Random Totals: | 664,854,543 | 669,055,726 | 138 | 10,973 | ||
| Catg J Exception Values: | 23,624,768 | 26,518,161 | ||||
| Catg D1 Exception Values: | 21,895,807 | 21,532,508 | ||||
| Total Test Values (4): | 710,375,118 | 717,106,395 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 35,855,320 |
Confidence Interval Values (5)
| State Lower Limit: | 681,251,075 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 710,375,118 | (Within Confidence Interval) |
| State Upper Limit: | 752,961,715 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,086,514,257 | (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