2008 Confidence Interval Detail
106/Hemphill
242-906/Fort Elliott CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 9,710,320 | 0.9354 | 10,380,928 | 10 | 625 | .005962687 |
| G1 | 139,494,590 | 1.0001 | 139,480,642 | 5 | 251 | .007600180 |
| G1 | 139,077,430 | 1.0135 | 137,224,894 | 6 | 135 | .004634271 |
| G1 | 276,195,509 | 1.0409 | 265,342,981 | 9 | 101 | .006733250 |
| Random Totals: | 564,477,849 | 552,429,445 | 30 | 1,112 | ||
| Catg J Exception Values: | 912,220 | 870,498 | ||||
| Catg D1 Exception Values: | 4,327,550 | 5,550,226 | ||||
| Total Test Values (4): | 569,717,619 | 558,850,169 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 27,942,508 |
Confidence Interval Values (5)
| State Lower Limit: | 530,907,661 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 569,717,619 | (Within Confidence Interval) |
| State Upper Limit: | 586,792,677 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 662,472,998 | (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