2008 Confidence Interval Detail
005/Archer
005-904/Windthorst ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,282,625 | 0.9506 | 4,505,181 | 11 | 79 | .003514907 |
| A | 5,355,170 | 0.9944 | 5,385,328 | 11 | 58 | .011659794 |
| A | 4,813,380 | 0.9831 | 4,896,125 | 11 | 35 | .026164747 |
| A | 4,669,640 | 1.0333 | 4,519,152 | 9 | 21 | .001304139 |
| D3 | 18,385,400 | 0.9509 | 19,334,736 | 20 | 716 | .111923436 |
| G1 | 3,386,480 | 0.9998 | 3,387,157 | 7 | 27 | .025762266 |
| Random Totals: | 40,892,695 | 42,027,679 | 69 | 936 | ||
| Catg D1 Exception Values: | 4,761,610 | 4,139,160 | ||||
| Catg G1 Exception Values: | 934,370 | 919,077 | ||||
| Total Test Values (4): | 46,588,675 | 47,085,916 |
Margin of Error
| Margin of Error Percent: | 6.1920596 |
|---|---|
| Margin of Error Value: | 2,915,588 |
Confidence Interval Values (5)
| State Lower Limit: | 44,170,328 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 46,588,675 | (Within Confidence Interval) |
| State Upper Limit: | 50,001,504 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 49,784,642 | (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