2007 Confidence Interval Detail
092/Gregg
092-903/Longview ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 340,826,949 | 0.9595 | 355,213,079 | 68 | 5,574 | .041007601 |
| A | 340,501,362 | 0.9741 | 349,554,832 | 73 | 3,073 | .029038633 |
| A | 340,909,582 | 0.9710 | 351,091,228 | 76 | 2,124 | .012389866 |
| A | 340,311,741 | 0.9829 | 346,232,314 | 70 | 1,063 | .019452723 |
| F1 | 173,172,313 | 0.9389 | 184,441,701 | 7 | 813 | .075392208 |
| F1 | 172,957,927 | 0.9206 | 187,875,219 | 10 | 220 | .018139715 |
| F1 | 176,803,244 | 0.9752 | 181,299,471 | 8 | 69 | .012911571 |
| F1 | 169,268,146 | 0.9651 | 175,389,230 | 7 | 15 | .013823274 |
| G1 | 42,813,620 | 0.9605 | 44,574,305 | 7 | 165 | .007740969 |
| G1 | 42,875,630 | 0.9724 | 44,092,585 | 6 | 82 | .028987716 |
| G1 | 43,181,019 | 1.0855 | 39,779,842 | 6 | 46 | .003255672 |
| G1 | 41,949,640 | 1.0077 | 41,629,096 | 5 | 24 | .011980848 |
| L1 | 107,788,913 | 0.9472 | 113,797,417 | 9 | 1,082 | .019033735 |
| L1 | 108,241,246 | 0.9559 | 113,234,905 | 9 | 244 | .075383280 |
| L1 | 107,437,672 | 1.1026 | 97,440,297 | 8 | 74 | .016857347 |
| L1 | 107,134,138 | 1.0314 | 103,872,540 | 6 | 21 | .000663665 |
| Random Totals: | 2,656,173,142 | 2,729,518,061 | 375 | 14,689 | ||
| Catg D1 Exception Values: | 3,926,370 | 3,298,264 | ||||
| Total Test Values (4): | 2,660,099,512 | 2,732,816,325 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 136,640,816 |
Confidence Interval Values (5)
| State Lower Limit: | 2,596,175,509 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,660,099,512 | (Within Confidence Interval) |
| State Upper Limit: | 2,869,457,141 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 3,317,976,580 | (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