2009 Confidence Interval Detail
050/Coryell
050-902/Gatesville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 98,585,876 | 0.9771 | 100,896,404 | 12 | 1,949 | .007992767 |
| A | 88,198,598 | 0.9462 | 93,213,483 | 19 | 1,069 | .004981359 |
| A | 82,508,450 | 0.9277 | 88,938,719 | 9 | 692 | .004361755 |
| A | 85,394,842 | 0.9602 | 88,934,432 | 8 | 426 | .002951621 |
| D3 | 77,150,186 | 0.9689 | 79,626,572 | 15 | 4,742 | .017111378 |
| F1 | 20,061,758 | 0.9869 | 20,328,056 | 7 | 175 | .002578053 |
| F1 | 22,633,220 | 0.9826 | 23,034,012 | 6 | 60 | .003743068 |
| F1 | 22,982,267 | 0.9604 | 23,929,891 | 5 | 15 | .000479619 |
| F1 | 14,659,330 | 0.9719 | 15,083,167 | 3 | 3 | .000344107 |
| L1 | 11,751,890 | 1.0140 | 11,589,635 | 7 | 203 | .012638250 |
| L1 | 10,737,550 | 0.9620 | 11,161,694 | 6 | 37 | .004940698 |
| L1 | 8,277,330 | 0.9794 | 8,451,429 | 4 | 9 | .003937997 |
| Random Totals: | 542,941,297 | 565,187,494 | 101 | 9,380 | ||
| Catg D1 Exception Values: | 20,924,683 | 20,632,511 | ||||
| Catg L1 Exception Values: | 10,297,230 | 10,410,591 | ||||
| Total Test Values (4): | 574,163,210 | 596,230,596 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 29,811,530 |
Confidence Interval Values (5)
| State Lower Limit: | 566,419,066 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 574,163,210 | (Within Confidence Interval) |
| State Upper Limit: | 626,042,126 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 558,807,259 | (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