2008 Confidence Interval Detail
048/Concho
048-903/Paint Rock ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,800,110 | 0.9994 | 4,802,992 | 18 | 156 | .004166488 |
| A | 4,767,320 | 0.9205 | 5,179,055 | 23 | 63 | .029127029 |
| A | 4,460,440 | 0.9513 | 4,688,784 | 16 | 30 | .011624952 |
| C | 1,208,040 | 0.9770 | 1,236,479 | 8 | 175 | .093589707 |
| C | 1,230,450 | 0.9170 | 1,341,821 | 7 | 75 | .100722723 |
| C | 1,143,790 | 0.8647 | 1,322,759 | 6 | 34 | .047590193 |
| C | 1,061,450 | 0.9286 | 1,143,065 | 5 | 12 | .016772155 |
| D3 | 9,829,800 | 0.8532 | 11,521,097 | 22 | 1,707 | .028351884 |
| G1 | 5,764,174 | 1.0405 | 5,539,812 | 15 | 44 | .086039795 |
| Random Totals: | 34,265,574 | 36,775,864 | 120 | 2,296 | ||
| Catg J Exception Values: | 3,245,269 | 2,913,407 | ||||
| Catg D1 Exception Values: | 13,921,370 | 14,173,647 | ||||
| Catg A Exception Values: | 4,421,050 | 4,264,508 | ||||
| Catg G1 Exception Values: | 1,621,161 | 1,642,926 | ||||
| Total Test Values (4): | 57,474,424 | 59,770,352 |
Margin of Error
| Margin of Error Percent: | 5.0000007 |
|---|---|
| Margin of Error Value: | 2,988,518 |
Confidence Interval Values (5)
| State Lower Limit: | 56,781,834 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 57,474,424 | (Within Confidence Interval) |
| State Upper Limit: | 62,758,870 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 64,395,994 | (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