2008 Confidence Interval Detail
209/Shackelford
209-901/Albany ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,150,308 | 0.9398 | 9,736,442 | 7 | 306 | .012707312 |
| A | 13,283,736 | 1.0666 | 12,454,281 | 9 | 227 | .030061643 |
| A | 13,721,973 | 0.9852 | 13,928,109 | 8 | 151 | .029236260 |
| A | 19,401,395 | 0.9897 | 19,603,309 | 13 | 127 | .019436447 |
| D3 | 25,658,005 | 0.8582 | 29,897,466 | 19 | 2,532 | .002526336 |
| G1 | 19,250,470 | 1.0648 | 18,078,954 | 7 | 129 | .002804159 |
| G1 | 19,187,810 | 1.0426 | 18,403,808 | 6 | 41 | .018196988 |
| G1 | 19,467,660 | 0.9849 | 19,766,129 | 5 | 15 | .003601668 |
| G1 | 18,573,410 | 1.0034 | 18,510,474 | 4 | 7 | .011704301 |
| Random Totals: | 157,694,767 | 160,378,972 | 78 | 3,535 | ||
| Catg J Exception Values: | 3,938,040 | 3,703,963 | ||||
| Catg D1 Exception Values: | 18,687,858 | 19,281,915 | ||||
| Total Test Values (4): | 180,320,665 | 183,364,850 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 9,168,243 |
Confidence Interval Values (5)
| State Lower Limit: | 174,196,607 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 180,320,665 | (Within Confidence Interval) |
| State Upper Limit: | 192,533,093 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 259,864,708 | (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