2008 Confidence Interval Detail
212/Smith
212-905/Tyler ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 841,412,320 | 0.9327 | 902,125,356 | 45 | 11,682 | .014405828 |
| A | 900,098,900 | 0.9718 | 926,218,255 | 71 | 7,176 | .006171107 |
| A | 948,549,200 | 0.9729 | 974,970,912 | 43 | 4,887 | .007216520 |
| A | 945,725,200 | 1.0024 | 943,460,894 | 56 | 2,359 | .012418571 |
| B | 87,917,490 | 1.0170 | 86,447,876 | 7 | 781 | .007777599 |
| B | 83,690,410 | 0.8641 | 96,852,691 | 6 | 80 | .079438727 |
| B | 77,371,800 | 0.9745 | 79,396,408 | 5 | 15 | .001617592 |
| B | 109,461,200 | 0.9906 | 110,499,899 | 4 | 10 | .001463063 |
| F1 | 392,454,590 | 1.0672 | 367,742,307 | 14 | 1,393 | .123738660 |
| F1 | 395,682,470 | 1.0641 | 371,847,073 | 7 | 369 | .106582801 |
| F1 | 416,639,320 | 0.9446 | 441,074,868 | 7 | 130 | .016048223 |
| F1 | 379,590,590 | 1.0044 | 377,927,708 | 6 | 37 | .000423838 |
| L1 | 182,479,715 | 0.9529 | 191,499,334 | 7 | 1,438 | .001972914 |
| L1 | 183,147,239 | 0.9642 | 189,947,354 | 9 | 270 | .004347683 |
| L1 | 182,664,984 | 0.9788 | 186,621,357 | 6 | 82 | .002227659 |
| L1 | 180,822,039 | 1.0045 | 180,011,985 | 6 | 14 | .000347743 |
| Random Totals: | 6,307,707,467 | 6,426,644,277 | 299 | 30,723 | ||
| Catg D1 Exception Values: | 12,032,401 | 8,558,587 | ||||
| Total Test Values (4): | 6,319,739,868 | 6,435,202,864 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 321,760,143 |
Confidence Interval Values (5)
| State Lower Limit: | 6,113,442,721 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 6,319,739,868 | (Within Confidence Interval) |
| State Upper Limit: | 6,756,963,007 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 6,977,381,070 | (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