2006 Confidence Interval Detail
139/Lamar
139-911/North Lamar ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 71,650,285 | 0.9491 | 75,492,872 | 30 | 1,403 | .020870914 |
| A | 71,587,512 | 0.9132 | 78,391,932 | 31 | 873 | .011086982 |
| A | 71,665,912 | 0.9474 | 75,644,830 | 38 | 592 | .003729994 |
| A | 71,509,439 | 0.9706 | 73,675,499 | 29 | 328 | .002830649 |
| D3 | 144,416,070 | 0.7629 | 189,298,820 | 28 | 6,197 | .136607647 |
| F1 | 17,858,937 | 0.8126 | 21,977,525 | 7 | 164 | .088874781 |
| F1 | 17,709,513 | 0.9591 | 18,464,720 | 6 | 46 | .034697034 |
| F1 | 23,855,238 | 1.0601 | 22,502,819 | 5 | 14 | .010257615 |
| L1 | 11,996,772 | 1.1484 | 10,446,510 | 7 | 247 | .133853156 |
| L1 | 11,736,104 | 1.0259 | 11,439,813 | 6 | 45 | .004914719 |
| L1 | 14,901,856 | 0.9919 | 15,023,547 | 4 | 12 | .046525650 |
| Random Totals: | 528,887,638 | 592,358,887 | 191 | 9,921 | ||
| Catg D1 Exception Values: | 19,808,141 | 18,968,903 | ||||
| Catg F1 Exception Values: | 11,085,700 | 11,057,753 | ||||
| Catg L1 Exception Values: | 3,656,470 | 3,698,181 | ||||
| Total Test Values (4): | 563,437,949 | 626,083,724 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 31,304,186 |
Confidence Interval Values (5)
| Local Test Value: | 563,437,949 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 594,779,538 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 657,387,910 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 688,698,806 | (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