2011 Confidence Interval Detail
184/Parker
184-907/Aledo ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 347,321,284 | 0.9746 | 356,373,162 | 32 | 2,073 | .006026185 |
| A | 355,986,060 | 0.9828 | 362,216,178 | 27 | 1,439 | .003259666 |
| A | 365,916,850 | 0.9585 | 381,759,885 | 28 | 1,067 | .009019014 |
| A | 327,476,810 | 0.9787 | 334,603,872 | 26 | 635 | .002001825 |
| D3 | 194,950,500 | 1.1692 | 166,738,368 | 15 | 2,496 | .105652520 |
| G1 | 93,569,118 | 1.0141 | 92,268,137 | 10 | 148 | .001561590 |
| G1 | 94,814,859 | 1.0292 | 92,124,814 | 9 | 72 | .003132730 |
| G1 | 94,203,507 | 0.9904 | 95,116,627 | 9 | 47 | .009254176 |
| G1 | 91,355,251 | 1.0229 | 89,310,051 | 8 | 30 | .004230964 |
| Random Totals: | 1,965,594,239 | 1,970,511,094 | 164 | 8,007 | ||
| Catg J Exception Values: | 18,308,830 | 20,192,488 | ||||
| Catg D1 Exception Values: | 5,145,270 | 2,921,417 | ||||
| Total Test Values (4): | 1,989,048,339 | 1,993,624,999 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 99,681,250 |
Confidence Interval Values (5)
| State Lower Limit: | 1,893,943,749 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,989,048,339 | (Within Confidence Interval) |
| State Upper Limit: | 2,093,306,249 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,306,228,304 | (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