2010 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 | 87,349,520 | 0.9515 | 91,801,913 | 11 | 1,447 | .030671464 |
| A | 89,975,470 | 0.9628 | 93,451,880 | 17 | 939 | .007703334 |
| A | 90,290,480 | 0.9706 | 93,025,428 | 12 | 641 | .001267466 |
| A | 93,915,459 | 1.0146 | 92,564,024 | 11 | 382 | .009675831 |
| D3 | 201,916,420 | 0.9450 | 213,668,169 | 23 | 7,789 | .019503184 |
| F1 | 21,189,690 | 0.8318 | 25,474,501 | 9 | 175 | .047782773 |
| F1 | 20,555,470 | 0.8189 | 25,101,319 | 9 | 55 | .030424190 |
| F1 | 20,448,820 | 0.8885 | 23,014,992 | 7 | 17 | .010682608 |
| L1 | 11,569,880 | 0.9540 | 12,127,757 | 10 | 216 | .006730201 |
| L1 | 12,269,360 | 1.0210 | 12,017,003 | 8 | 51 | .023611232 |
| L1 | 9,105,160 | 0.9462 | 9,622,870 | 5 | 10 | .002976604 |
| Random Totals: | 658,585,729 | 691,869,856 | 122 | 11,722 | ||
| Catg J Exception Values: | 15,226,709 | 17,866,361 | ||||
| Catg D1 Exception Values: | 18,616,203 | 14,545,868 | ||||
| Catg F1 Exception Values: | 19,334,880 | 20,633,370 | ||||
| Catg L1 Exception Values: | 9,968,900 | 10,081,042 | ||||
| Total Test Values (4): | 721,732,421 | 754,996,497 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 37,749,825 |
Confidence Interval Values (5)
| State Lower Limit: | 717,246,672 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 721,732,421 | (Within Confidence Interval) |
| State Upper Limit: | 792,746,322 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 882,783,701 | (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