2007 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 | 4,338,149 | 0.9802 | 4,425,779 | 13 | 141 | .066336649 |
| A | 4,398,936 | 0.9214 | 4,774,187 | 13 | 59 | .027515449 |
| A | 4,427,475 | 0.9401 | 4,709,579 | 10 | 29 | .009804912 |
| A | 4,152,039 | 1.0700 | 3,880,410 | 9 | 10 | .020231456 |
| C | 1,277,438 | 1.0138 | 1,260,049 | 7 | 177 | .011558175 |
| C | 1,396,651 | 1.0120 | 1,380,090 | 9 | 83 | .013579493 |
| C | 1,199,178 | 1.0221 | 1,173,249 | 8 | 33 | .003394058 |
| C | 1,188,823 | 1.0256 | 1,159,149 | 7 | 15 | .001960404 |
| D3 | 9,139,460 | 0.9468 | 9,653,000 | 30 | 1,692 | .151830142 |
| G1 | 4,584,569 | 0.9943 | 4,610,851 | 10 | 44 | .209477710 |
| Random Totals: | 36,102,718 | 37,026,343 | 116 | 2,283 | ||
| Catg J Exception Values: | 3,271,189 | 3,147,381 | ||||
| Catg D1 Exception Values: | 13,945,440 | 13,151,536 | ||||
| Total Test Values (4): | 53,319,347 | 53,325,260 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 2,666,263 |
Confidence Interval Values (5)
| State Lower Limit: | 50,658,997 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 53,319,347 | (Within Confidence Interval) |
| State Upper Limit: | 55,991,523 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 61,393,889 | (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