2010 Confidence Interval Detail
069/Edwards
069-901/Rocksprings ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,787,438 | 0.9856 | 3,842,774 | 10 | 210 | .026926902 |
| A | 3,690,761 | 0.9079 | 4,065,162 | 9 | 115 | .078255787 |
| A | 5,151,585 | 0.9495 | 5,425,577 | 9 | 101 | .004176981 |
| A | 2,666,808 | 0.9971 | 2,674,564 | 8 | 30 | .007040336 |
| D3 | 89,483,993 | 1.0153 | 88,135,520 | 42 | 6,439 | .061052226 |
| G1 | 24,367,970 | 1.0085 | 24,162,588 | 11 | 176 | .071961175 |
| G1 | 24,322,310 | 1.0335 | 23,533,924 | 10 | 70 | .033518388 |
| G1 | 25,138,110 | 1.0300 | 24,405,932 | 9 | 34 | .046664331 |
| G1 | 23,526,960 | 1.1196 | 21,013,719 | 7 | 15 | .065932425 |
| Random Totals: | 202,135,935 | 197,259,760 | 115 | 7,190 | ||
| Catg J Exception Values: | 15,106,460 | 13,753,590 | ||||
| Catg D1 Exception Values: | 36,239,434 | 40,370,348 | ||||
| Total Test Values (4): | 253,481,829 | 251,383,698 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,569,185 |
Confidence Interval Values (5)
| State Lower Limit: | 238,814,513 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 253,481,829 | (Within Confidence Interval) |
| State Upper Limit: | 263,952,883 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 283,265,381 | (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