2007 Confidence Interval Detail
071/El Paso
071-904/San Elizario ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 27,273,471 | 0.8310 | 32,820,061 | 18 | 1,227 | .114032274 |
| A | 27,249,780 | 0.8444 | 32,271,175 | 17 | 666 | .032264447 |
| A | 27,263,658 | 1.0510 | 25,940,683 | 18 | 395 | .024582059 |
| A | 27,227,440 | 1.1790 | 23,093,673 | 21 | 259 | .044918861 |
| C | 1,985,086 | 0.9310 | 2,132,208 | 7 | 155 | .052510732 |
| C | 1,952,590 | 0.7737 | 2,523,704 | 9 | 127 | .185435285 |
| C | 1,948,305 | 1.3159 | 1,480,587 | 7 | 117 | .012048971 |
| C | 1,961,080 | 1.0050 | 1,951,323 | 7 | 90 | .020372104 |
| D3 | 7,657,185 | 1.0223 | 7,490,155 | 18 | 595 | .011650286 |
| Random Totals: | 124,518,595 | 129,703,569 | 122 | 3,631 | ||
| Catg D1 Exception Values: | 3,242,179 | 3,139,279 | ||||
| Total Test Values (4): | 127,760,774 | 132,842,848 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,642,142 |
Confidence Interval Values (5)
| State Lower Limit: | 126,200,706 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 127,760,774 | (Within Confidence Interval) |
| State Upper Limit: | 139,484,990 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 127,477,179 | (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