2011 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 | 209,400,128 | 1.0645 | 196,712,192 | 22 | 3,880 | .040876813 |
| A | 212,923,395 | 1.0150 | 209,776,744 | 18 | 2,228 | .016493234 |
| A | 213,242,811 | 0.9944 | 214,443,696 | 17 | 1,359 | .023524077 |
| A | 211,552,160 | 0.9492 | 222,874,168 | 12 | 659 | .003148709 |
| B | 20,484,195 | 1.0044 | 20,394,459 | 8 | 38 | .006196428 |
| B | 21,146,060 | 1.0220 | 20,690,861 | 2 | 3 | .000320887 |
| F1 | 37,650,778 | 1.0133 | 37,156,595 | 11 | 263 | .029859159 |
| F1 | 38,666,452 | 1.0240 | 37,760,207 | 9 | 70 | .006968142 |
| F1 | 33,921,120 | 0.9143 | 37,100,645 | 7 | 23 | .179842210 |
| F1 | 43,172,460 | 0.9677 | 44,613,475 | 3 | 5 | .000275759 |
| L1 | 22,390,925 | 1.0691 | 20,943,714 | 10 | 295 | .017737683 |
| L1 | 29,375,131 | 0.9290 | 31,620,163 | 8 | 55 | .020350202 |
| L1 | 28,170,925 | 1.0209 | 27,594,206 | 6 | 12 | .008498638 |
| Random Totals: | 1,122,096,540 | 1,121,681,125 | 133 | 8,890 | ||
| Catg D1 Exception Values: | 78,790 | 96,487 | ||||
| Catg B Exception Values: | 19,085,540 | 20,589,982 | ||||
| Catg L1 Exception Values: | 19,155,019 | 19,032,219 | ||||
| Total Test Values (4): | 1,160,415,889 | 1,161,399,813 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 58,069,991 |
Confidence Interval Values (5)
| State Lower Limit: | 1,103,329,822 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,160,415,889 | (Within Confidence Interval) |
| State Upper Limit: | 1,219,469,804 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,416,768,984 | (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