2010 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 | 4,469,720 | 0.9471 | 4,719,375 | 12 | 146 | .079735083 |
| A | 4,841,560 | 0.9531 | 5,079,803 | 11 | 66 | .022948675 |
| A | 4,439,820 | 1.1279 | 3,936,360 | 9 | 32 | .022165912 |
| A | 5,765,450 | 1.0069 | 5,725,941 | 7 | 18 | .018537713 |
| C | 1,196,250 | 1.0327 | 1,158,371 | 9 | 172 | .010456233 |
| C | 1,184,190 | 1.0121 | 1,170,033 | 9 | 72 | .012565481 |
| C | 1,317,610 | 0.9469 | 1,391,499 | 8 | 38 | .010540682 |
| C | 1,255,060 | 0.9809 | 1,279,498 | 5 | 13 | .000297602 |
| D3 | 11,224,560 | 0.9543 | 11,762,087 | 20 | 1,709 | .023177533 |
| G1 | 3,669,228 | 1.0028 | 3,658,983 | 8 | 42 | .000746518 |
| Random Totals: | 39,363,448 | 39,881,950 | 98 | 2,308 | ||
| Catg J Exception Values: | 2,610,990 | 2,583,523 | ||||
| Catg D1 Exception Values: | 14,179,820 | 16,395,784 | ||||
| Catg G1 Exception Values: | 2,472,931 | 2,570,103 | ||||
| Total Test Values (4): | 58,627,189 | 61,431,360 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,071,568 |
Confidence Interval Values (5)
| State Lower Limit: | 58,359,792 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 58,627,189 | (Within Confidence Interval) |
| State Upper Limit: | 64,502,928 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 66,082,791 | (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