2007 Confidence Interval Detail
003/Angelina
003-903/Lufkin ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 241,874,818 | 0.8762 | 276,049,781 | 80 | 5,044 | .040017257 |
| A | 241,445,814 | 0.9378 | 257,459,814 | 93 | 2,793 | .015612547 |
| A | 241,672,555 | 0.9333 | 258,944,128 | 102 | 1,863 | .014974178 |
| A | 241,561,002 | 0.9730 | 248,264,134 | 74 | 970 | .012168999 |
| F1 | 86,007,108 | 0.6769 | 127,060,287 | 20 | 568 | .227599950 |
| F1 | 85,925,305 | 0.9435 | 91,070,806 | 17 | 149 | .034183909 |
| F1 | 86,072,089 | 0.8321 | 103,439,597 | 15 | 50 | .131923263 |
| F1 | 84,931,005 | 0.8518 | 99,707,684 | 6 | 9 | .045155685 |
| L1 | 60,152,246 | 1.0211 | 58,909,261 | 8 | 610 | .005626044 |
| L1 | 60,475,814 | 1.0066 | 60,079,291 | 8 | 117 | .020343492 |
| L1 | 63,977,689 | 0.9908 | 64,571,749 | 7 | 31 | .024185997 |
| L1 | 55,468,571 | 1.0106 | 54,886,771 | 3 | 4 | .000640953 |
| Random Totals: | 1,549,564,016 | 1,700,443,303 | 433 | 12,208 | ||
| Catg J Exception Values: | 89,538,706 | 99,286,545 | ||||
| Catg D1 Exception Values: | 9,942,350 | 9,634,846 | ||||
| Total Test Values (4): | 1,649,045,072 | 1,809,364,694 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 90,468,235 |
Confidence Interval Values (5)
| Local Test Value: | 1,649,045,072 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 1,718,896,459 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,899,832,929 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,919,694,399 | (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