2009 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 | 4,646,000 | 0.8239 | 5,639,034 | 11 | 151 | .102041189 |
| A | 4,688,780 | 0.9516 | 4,927,259 | 12 | 63 | .053371673 |
| A | 4,679,330 | 1.0275 | 4,554,092 | 11 | 32 | .015526824 |
| A | 4,624,640 | 1.0186 | 4,540,192 | 8 | 14 | .006625676 |
| C | 1,184,920 | 0.9984 | 1,186,819 | 8 | 173 | .026244531 |
| C | 1,225,240 | 1.0382 | 1,180,158 | 6 | 75 | .053142161 |
| C | 1,108,550 | 0.9861 | 1,124,176 | 6 | 33 | .084090260 |
| C | 1,337,570 | 1.1681 | 1,145,082 | 4 | 15 | .026256795 |
| D3 | 10,106,710 | 0.8755 | 11,543,929 | 20 | 1,689 | .148427294 |
| G1 | 4,099,535 | 1.0274 | 3,990,203 | 15 | 43 | .008205054 |
| Random Totals: | 37,701,275 | 39,830,944 | 101 | 2,288 | ||
| Catg J Exception Values: | 2,544,370 | 2,465,680 | ||||
| Catg D1 Exception Values: | 13,917,210 | 15,260,527 | ||||
| Catg G1 Exception Values: | 3,604,547 | 3,668,336 | ||||
| Total Test Values (4): | 57,767,402 | 61,225,487 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,061,274 |
Confidence Interval Values (5)
| Local Test Value: | 57,767,402 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 58,164,213 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 64,286,761 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 64,743,203 | (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