2007 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 |
|---|---|---|---|---|---|---|
| D3 | 53,293,139 | 0.9333 | 57,101,831 | 39 | 5,755 | .071014652 |
| G1 | 35,362,730 | 1.0269 | 34,436,391 | 7 | 163 | .007939147 |
| G1 | 35,891,350 | 0.9642 | 37,223,968 | 6 | 57 | .008384180 |
| G1 | 35,981,940 | 1.0039 | 35,842,156 | 5 | 22 | .003187584 |
| G1 | 33,944,530 | 1.0862 | 31,250,718 | 4 | 9 | .005145664 |
| Random Totals: | 194,473,689 | 195,855,064 | 61 | 6,006 | ||
| Catg J Exception Values: | 13,186,024 | 13,335,197 | ||||
| Catg D1 Exception Values: | 33,283,350 | 38,399,302 | ||||
| Total Test Values (4): | 240,943,063 | 247,589,563 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,379,478 |
Confidence Interval Values (5)
| State Lower Limit: | 235,210,085 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 240,943,063 | (Within Confidence Interval) |
| State Upper Limit: | 259,969,041 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 294,858,094 | (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