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Concho County
2020 Confidence Interval Detail
Concho County
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 | 7,544,199 | 0.9340 | 8,077,301 | 16 | 127 | 0.006814752 |
| A | 7,994,470 | 0.9391 | 8,512,906 | 19 | 66 | 0.003877325 |
| A | 8,990,150 | 0.9353 | 9,612,050 | 14 | 43 | 0.009348144 |
| A | 7,309,090 | 0.9690 | 7,542,921 | 12 | 20 | 0.000641096 |
| E | 15,076,876 | 0.9665 | 15,599,458 | 20 | 233 | 0.038114321 |
| Random Totals: | 46,914,785 | 49,344,636 | 81 | 489 | ||
| CATG D1 EXCEPTION VALUES: | 13,852,040 | 15,092,556 | ||||
| CATG J EXCEPTION VALUES: | 582,403 | 632,312 | ||||
| Total Test Values | 61,349,228 | 65,069,504 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,253,475 |
Confidence Interval Values(5)
| Local Test Value: | 61,349,228 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 61,816,029 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 68,322,979 | (State Test Value plus Margin of Error Percent) |
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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values