2006 Confidence Interval Detail
129/Kaufman
129-902/Forney ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 284,717,186 | 0.9350 | 304,510,359 | 56 | 1,998 | .011963328 |
| A | 284,275,434 | 0.9708 | 292,825,952 | 60 | 1,561 | .009493500 |
| A | 284,730,679 | 0.9619 | 296,008,607 | 56 | 1,263 | .009710520 |
| A | 284,240,388 | 1.0073 | 282,180,471 | 54 | 933 | .007783604 |
| D3 | 93,129,110 | 0.6866 | 135,638,086 | 20 | 642,512 | .571078638 |
| F1 | 24,227,953 | 0.6042 | 40,099,227 | 12 | 164 | .296247378 |
| F1 | 25,060,932 | 0.8101 | 30,935,603 | 8 | 35 | .058272443 |
| F1 | 25,012,242 | 0.6687 | 37,404,280 | 5 | 14 | .086599581 |
| Random Totals: | 1,305,393,924 | 1,419,602,585 | 271 | 648,480 | ||
| Catg D1 Exception Values: | 4,507,060 | 3,142,100 | ||||
| Catg F1 Exception Values: | 27,812,620 | 31,305,477 | ||||
| Total Test Values (4): | 1,337,713,604 | 1,454,050,162 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 72,702,508 |
Confidence Interval Values (5)
| Local Test Value: | 1,337,713,604 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 1,381,347,654 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,526,752,670 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,855,919,553 | (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