2008 Confidence Interval Detail
015/Bexar
015-907/San Antonio ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,298,673,323 | 0.9917 | 1,309,542,526 | 67 | 26,166 | .048184846 |
| A | 1,425,440,047 | 0.9750 | 1,461,989,792 | 72 | 20,439 | .027147458 |
| A | 1,578,885,539 | 0.9911 | 1,593,063,807 | 69 | 16,755 | .025753103 |
| A | 1,656,748,388 | 0.9892 | 1,674,836,624 | 72 | 7,422 | .010863134 |
| B | 185,249,435 | 1.0631 | 174,254,007 | 41 | 2,145 | .045302572 |
| B | 208,921,531 | 0.9997 | 208,984,226 | 37 | 1,071 | .018521486 |
| B | 194,730,383 | 0.9948 | 195,748,274 | 10 | 249 | .001972775 |
| B | 213,965,521 | 1.0088 | 212,099,049 | 6 | 48 | .006407594 |
| F1 | 972,341,062 | 1.0568 | 920,080,490 | 38 | 3,434 | .054880203 |
| F1 | 1,022,010,956 | 1.0055 | 1,016,420,642 | 9 | 590 | .013918435 |
| F1 | 1,053,289,450 | 0.9211 | 1,143,512,594 | 8 | 123 | .014876472 |
| F1 | 1,398,803,083 | 1.0002 | 1,398,523,378 | 7 | 28 | .001800295 |
| L1 | 323,934,148 | 1.1079 | 292,385,728 | 7 | 2,145 | .013157238 |
| L1 | 332,565,863 | 1.0785 | 308,359,632 | 7 | 351 | .063530586 |
| L1 | 328,247,433 | 1.1554 | 284,098,523 | 7 | 107 | .023943689 |
| L1 | 357,834,444 | 1.0171 | 351,818,350 | 6 | 33 | .012584534 |
| Random Totals: | 12,551,640,606 | 12,545,717,642 | 463 | 81,106 | ||
| Catg D1 Exception Values: | 198,841 | 249,009 | ||||
| Total Test Values (4): | 12,551,839,447 | 12,545,966,651 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 627,298,333 |
Confidence Interval Values (5)
| State Lower Limit: | 11,918,668,318 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 12,551,839,447 | (Within Confidence Interval) |
| State Upper Limit: | 13,173,264,984 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 11,937,217,827 | (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