2009 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 | 275,416,223 | 1.0415 | 264,441,885 | 55 | 3,533 | .063938204 |
| A | 152,586,628 | 1.0542 | 144,741,632 | 43 | 1,503 | .032915152 |
| A | 177,809,385 | 1.0094 | 176,153,542 | 36 | 1,442 | .020012454 |
| A | 134,521,291 | 1.0132 | 132,768,744 | 18 | 767 | .022312448 |
| F1 | 43,471,036 | 0.9931 | 43,773,070 | 8 | 259 | .020909892 |
| F1 | 40,388,658 | 0.9576 | 42,176,961 | 7 | 85 | .001742171 |
| F1 | 48,540,780 | 0.9772 | 49,673,332 | 7 | 37 | .001622359 |
| F1 | 48,240,320 | 0.9821 | 49,119,560 | 4 | 9 | .000203346 |
| L1 | 21,116,565 | 0.9667 | 21,843,969 | 12 | 90 | .014763379 |
| L1 | 25,104,786 | 0.9711 | 25,851,906 | 10 | 35 | .011205415 |
| L1 | 22,956,935 | 0.8999 | 25,510,540 | 6 | 11 | .029635203 |
| Random Totals: | 990,152,607 | 976,055,141 | 206 | 7,771 | ||
| Catg D1 Exception Values: | 45,251 | 31,929 | ||||
| Catg L1 Exception Values: | 23,766,325 | 30,181,727 | ||||
| Total Test Values (4): | 1,013,964,183 | 1,006,268,797 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 50,313,440 |
Confidence Interval Values (5)
| State Lower Limit: | 955,955,357 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,013,964,183 | (Within Confidence Interval) |
| State Upper Limit: | 1,056,582,237 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,448,601,423 | (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