2008 Confidence Interval Detail
084/Galveston
084-904/La Marque ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 218,493,534 | 0.9644 | 226,559,036 | 9 | 3,713 | .015780825 |
| A | 220,489,422 | 0.9982 | 220,887,019 | 9 | 2,283 | .016042724 |
| A | 235,470,364 | 0.9381 | 251,007,743 | 17 | 1,498 | .012712726 |
| A | 245,970,650 | 0.9714 | 253,212,528 | 15 | 733 | .003844377 |
| F1 | 162,895,180 | 0.9587 | 169,912,569 | 10 | 657 | .006921663 |
| L1 | 23,317,042 | 1.1548 | 20,191,411 | 7 | 298 | .079393023 |
| L1 | 23,585,468 | 1.1163 | 21,128,252 | 6 | 49 | .017051226 |
| L1 | 25,822,839 | 0.9560 | 27,011,338 | 6 | 11 | .007412247 |
| Random Totals: | 1,156,044,499 | 1,189,909,896 | 79 | 9,242 | ||
| Catg D1 Exception Values: | 75,220 | 58,032 | ||||
| Catg L1 Exception Values: | 21,081,617 | 25,804,269 | ||||
| Total Test Values (4): | 1,177,201,336 | 1,215,772,197 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 60,788,610 |
Confidence Interval Values (5)
| State Lower Limit: | 1,154,983,587 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,177,201,336 | (Within Confidence Interval) |
| State Upper Limit: | 1,276,560,807 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,537,173,785 | (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