2011 Confidence Interval Detail
209/Shackelford
127-905/Lueders-Avoca ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 4,028,366 | 0.8865 | 4,544,124 | 14 | 313 | .002438945 |
| G1 | 1,613,920 | 1.0009 | 1,612,469 | 6 | 17 | .012276816 |
| G1 | 1,496,130 | 0.9753 | 1,534,020 | 3 | 5 | .012382356 |
| G1 | 2,055,860 | 1.0223 | 2,011,014 | 2 | 3 | .003678177 |
| Random Totals: | 9,194,276 | 9,701,627 | 25 | 338 | ||
| Catg J Exception Values: | 528,326 | 529,892 | ||||
| Catg D1 Exception Values: | 4,165,369 | 4,355,304 | ||||
| Catg G1 Exception Values: | 1,014,430 | 1,053,357 | ||||
| Total Test Values (4): | 14,902,401 | 15,640,180 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 782,009 |
Confidence Interval Values (5)
| State Lower Limit: | 14,858,171 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 14,902,401 | (Within Confidence Interval) |
| State Upper Limit: | 16,422,189 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 21,595,139 | (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