2011 Confidence Interval Detail
101/Harris
101-905/Channelview ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 210,508,198 | 0.8631 | 243,897,808 | 20 | 3,190 | .019942765 |
| A | 163,655,247 | 0.9306 | 175,859,926 | 15 | 1,868 | .024533251 |
| A | 182,068,719 | 0.9395 | 193,793,208 | 12 | 1,636 | .013615669 |
| A | 143,625,581 | 1.0892 | 131,863,369 | 12 | 913 | .027405489 |
| F1 | 48,186,266 | 1.0548 | 45,682,846 | 10 | 279 | .008611924 |
| F1 | 49,189,865 | 1.0306 | 47,729,347 | 9 | 100 | .003028886 |
| F1 | 38,114,221 | 1.0331 | 36,893,061 | 8 | 31 | .011306313 |
| F1 | 51,139,177 | 0.9489 | 53,893,115 | 5 | 12 | .021258062 |
| L1 | 38,443,177 | 1.0090 | 38,100,275 | 9 | 111 | .002719414 |
| L1 | 36,434,931 | 0.9464 | 38,498,448 | 6 | 19 | .009847005 |
| L1 | 31,060,738 | 0.9716 | 31,968,648 | 2 | 3 | .028242357 |
| Random Totals: | 992,426,120 | 1,038,180,051 | 108 | 8,162 | ||
| Catg D1 Exception Values: | 46,871 | 51,324 | ||||
| Catg L1 Exception Values: | 243,860,370 | 224,394,485 | ||||
| Total Test Values (4): | 1,236,333,361 | 1,262,625,860 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 63,131,293 |
Confidence Interval Values (5)
| State Lower Limit: | 1,199,494,567 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,236,333,361 | (Within Confidence Interval) |
| State Upper Limit: | 1,325,757,153 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,212,379,221 | (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