2007 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 | 10,888,761 | 0.9499 | 11,463,060 | 7 | 390 | .008718312 |
| A | 10,893,911 | 0.9515 | 11,449,197 | 8 | 195 | .005177826 |
| A | 10,970,656 | 0.9719 | 11,287,844 | 9 | 121 | .006036405 |
| A | 10,789,835 | 0.9534 | 11,317,217 | 9 | 60 | .011801156 |
| D3 | 18,887,952 | 0.9791 | 19,291,137 | 14 | 2,515 | .003046979 |
| G1 | 16,639,930 | 1.0237 | 16,254,694 | 7 | 140 | .027317981 |
| G1 | 16,853,530 | 0.9698 | 17,378,356 | 6 | 46 | .012428724 |
| G1 | 17,365,010 | 1.0485 | 16,561,764 | 5 | 18 | .020355983 |
| G1 | 15,664,190 | 1.0016 | 15,639,167 | 4 | 7 | .005870578 |
| Random Totals: | 128,953,775 | 130,642,436 | 69 | 3,492 | ||
| Catg J Exception Values: | 6,989,500 | 6,977,185 | ||||
| Catg D1 Exception Values: | 16,498,241 | 17,578,626 | ||||
| Total Test Values (4): | 152,441,516 | 155,198,247 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,759,912 |
Confidence Interval Values (5)
| State Lower Limit: | 147,438,335 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 152,441,516 | (Within Confidence Interval) |
| State Upper Limit: | 162,958,159 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 221,443,131 | (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