2008 Confidence Interval Detail
004/Aransas
004-901/Aransas County ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 464,212,146 | 0.9766 | 475,334,985 | 62 | 4,454 | .018154807 |
| A | 489,758,530 | 0.9840 | 497,722,083 | 63 | 2,279 | .007765930 |
| A | 470,926,740 | 0.9780 | 481,520,184 | 52 | 1,295 | .008777881 |
| A | 472,798,527 | 0.9354 | 505,450,638 | 23 | 626 | .008270005 |
| C | 58,883,804 | 0.9341 | 63,038,009 | 51 | 3,160 | .088486258 |
| C | 66,786,190 | 0.9910 | 67,392,725 | 37 | 1,085 | .049892095 |
| C | 68,099,840 | 0.9599 | 70,944,723 | 17 | 435 | .042678616 |
| C | 67,176,900 | 0.8890 | 75,564,567 | 12 | 131 | .011195510 |
| F1 | 56,239,449 | 0.9446 | 59,537,846 | 12 | 345 | .012089177 |
| F1 | 58,000,948 | 1.0653 | 54,445,647 | 9 | 137 | .022571183 |
| F1 | 62,821,457 | 0.9941 | 63,194,303 | 7 | 65 | .010050938 |
| F1 | 64,816,414 | 0.9657 | 67,118,581 | 6 | 22 | .005279252 |
| Random Totals: | 2,400,520,945 | 2,481,264,291 | 351 | 14,034 | ||
| Catg D1 Exception Values: | 5,683,730 | 6,415,632 | ||||
| Total Test Values (4): | 2,406,204,675 | 2,487,679,923 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 124,383,996 |
Confidence Interval Values (5)
| State Lower Limit: | 2,363,295,927 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,406,204,675 | (Within Confidence Interval) |
| State Upper Limit: | 2,612,063,919 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,447,992,961 | (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