2006 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 | 229,728,502 | 0.9577 | 239,875,224 | 65 | 5,047 | .026206909 |
| A | 229,416,345 | 0.9428 | 243,335,113 | 57 | 2,787 | .019316223 |
| A | 229,547,358 | 0.9386 | 244,563,561 | 56 | 1,854 | .017095550 |
| A | 229,476,688 | 0.9435 | 243,218,535 | 57 | 971 | .022946728 |
| F1 | 80,642,616 | 0.9137 | 88,259,402 | 9 | 568 | .168970987 |
| F1 | 80,576,188 | 0.9807 | 82,161,913 | 7 | 151 | .002011286 |
| F1 | 82,734,312 | 0.8921 | 92,741,074 | 6 | 50 | .208889463 |
| F1 | 77,775,849 | 0.7145 | 108,853,533 | 4 | 9 | .053657989 |
| L1 | 56,628,541 | 0.9874 | 57,351,166 | 7 | 617 | .000450010 |
| L1 | 57,192,616 | 0.9901 | 57,764,484 | 8 | 112 | .000834552 |
| L1 | 58,400,411 | 0.9905 | 58,960,536 | 6 | 26 | .000713974 |
| L1 | 53,413,589 | 1.0350 | 51,607,332 | 3 | 4 | .006252872 |
| Random Totals: | 1,465,533,015 | 1,568,691,873 | 285 | 12,196 | ||
| Catg J Exception Values: | 79,870,960 | 78,751,055 | ||||
| Catg D1 Exception Values: | 11,529,496 | 10,899,313 | ||||
| Total Test Values (4): | 1,556,933,471 | 1,658,342,241 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 82,917,112 |
Confidence Interval Values (5)
| Local Test Value: | 1,556,933,471 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 1,575,425,129 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,741,259,353 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,828,879,065 | (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