2010 Confidence Interval Detail
113/Houston
113-901/Crockett ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 35,388,980 | 1.0469 | 33,803,592 | 10 | 982 | .011254025 |
| A | 36,983,830 | 0.9612 | 38,476,727 | 15 | 614 | .020660151 |
| A | 36,491,740 | 0.9162 | 39,829,448 | 13 | 363 | .016210586 |
| A | 37,290,340 | 1.0355 | 36,011,917 | 18 | 188 | .005430888 |
| D3 | 78,123,440 | 0.9967 | 78,382,101 | 20 | 3,719 | .056546866 |
| F1 | 17,801,220 | 0.8366 | 21,278,054 | 9 | 173 | .019959876 |
| F1 | 18,850,650 | 0.7303 | 25,812,200 | 8 | 45 | .033324336 |
| F1 | 17,026,520 | 1.0840 | 15,707,122 | 7 | 13 | .019181110 |
| F1 | 16,588,120 | 0.9105 | 18,218,693 | 3 | 5 | .055318289 |
| L1 | 8,683,600 | 1.2183 | 7,127,637 | 10 | 199 | .136395663 |
| L1 | 8,013,930 | 1.1016 | 7,274,809 | 8 | 42 | .035085314 |
| L1 | 9,973,660 | 1.0043 | 9,930,957 | 6 | 18 | .000297203 |
| L1 | 7,755,680 | 1.0482 | 7,399,046 | 2 | 3 | .001165570 |
| Random Totals: | 328,971,710 | 339,252,303 | 129 | 6,364 | ||
| Catg J Exception Values: | 10,887,685 | 9,988,738 | ||||
| Catg D1 Exception Values: | 14,370,710 | 15,953,337 | ||||
| Total Test Values (4): | 354,230,105 | 365,194,378 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 18,259,719 |
Confidence Interval Values (5)
| State Lower Limit: | 346,934,659 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 354,230,105 | (Within Confidence Interval) |
| State Upper Limit: | 383,454,097 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 390,851,915 | (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