2008 Confidence Interval Detail
101/Harris
101-910/Galena Park ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 412,288,367 | 0.9655 | 427,020,577 | 30 | 6,295 | .007704289 |
| A | 396,317,246 | 0.9882 | 401,049,632 | 30 | 4,365 | .008364956 |
| A | 428,037,799 | 0.9950 | 430,188,743 | 30 | 3,820 | .004592883 |
| A | 420,706,975 | 1.0177 | 413,389,972 | 29 | 2,481 | .004377627 |
| B | 42,523,524 | 0.7339 | 57,941,850 | 9 | 99 | .080923705 |
| B | 43,263,022 | 0.5279 | 81,953,063 | 2 | 9 | .091953568 |
| B | 40,732,624 | 0.7397 | 55,066,411 | 2 | 6 | .004582319 |
| B | 81,208,614 | 0.8450 | 96,104,869 | 2 | 7 | .004935108 |
| F1 | 86,015,577 | 0.8985 | 95,732,417 | 9 | 441 | .234097807 |
| F1 | 94,170,649 | 1.0287 | 91,543,355 | 7 | 124 | .008614430 |
| F1 | 91,858,770 | 1.0147 | 90,528,008 | 6 | 41 | .005899920 |
| F1 | 103,555,110 | 1.0326 | 100,285,793 | 4 | 14 | .000576793 |
| L1 | 79,592,479 | 0.9949 | 80,000,481 | 8 | 509 | .005619981 |
| L1 | 70,689,805 | 0.9194 | 76,886,888 | 8 | 40 | .008755983 |
| L1 | 193,181,660 | 1.0197 | 189,449,505 | 6 | 16 | .003395157 |
| Random Totals: | 2,584,142,221 | 2,687,141,564 | 182 | 18,267 | ||
| Catg D1 Exception Values: | 88,330 | 89,120 | ||||
| Total Test Values (4): | 2,584,230,551 | 2,687,230,684 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 134,361,534 |
Confidence Interval Values (5)
| State Lower Limit: | 2,552,869,150 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,584,230,551 | (Within Confidence Interval) |
| State Upper Limit: | 2,821,592,218 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 5,669,758,234 | (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