2007 Confidence Interval Detail
071/El Paso
071-909/Socorro ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,181,780,868 | 1.0084 | 1,171,936,601 | 21 | 11,935 | .014883513 |
| A | 1,181,601,647 | 1.0328 | 1,144,075,956 | 91 | 9,614 | .007332109 |
| A | 1,181,475,258 | 1.0412 | 1,134,724,604 | 139 | 7,448 | .006993384 |
| A | 1,181,486,081 | 1.0310 | 1,145,961,281 | 149 | 4,463 | .014593330 |
| F1 | 178,652,573 | 0.8464 | 211,073,456 | 9 | 359 | .088291377 |
| F1 | 179,159,641 | 0.9614 | 186,352,861 | 7 | 101 | .009996494 |
| F1 | 179,472,768 | 0.8997 | 199,480,680 | 11 | 47 | .018517545 |
| F1 | 176,146,686 | 0.9502 | 185,378,537 | 5 | 23 | .002975179 |
| L1 | 141,596,442 | 1.0080 | 140,472,661 | 7 | 442 | .006721016 |
| L1 | 148,361,615 | 1.0342 | 143,455,439 | 7 | 42 | .008089754 |
| L1 | 160,601,516 | 0.9897 | 162,272,927 | 5 | 11 | .001723570 |
| Random Totals: | 5,890,335,095 | 5,825,185,003 | 451 | 34,485 | ||
| Catg D1 Exception Values: | 2,966,618 | 2,880,522 | ||||
| Catg L1 Exception Values: | 133,549,085 | 133,711,279 | ||||
| Total Test Values (4): | 6,026,850,798 | 5,961,776,804 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 298,088,840 |
Confidence Interval Values (5)
| State Lower Limit: | 5,663,687,964 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 6,026,850,798 | (Within Confidence Interval) |
| State Upper Limit: | 6,259,865,644 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 5,876,352,551 | (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