2008 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 | 65,845,552 | 0.9743 | 67,582,420 | 17 | 1,234 | .011446155 |
| A | 88,678,060 | 0.9675 | 91,656,910 | 19 | 1,033 | .020499877 |
| A | 98,424,460 | 0.9783 | 100,607,646 | 29 | 765 | .006623705 |
| A | 97,830,529 | 1.0027 | 97,567,098 | 17 | 423 | .002278120 |
| D3 | 188,528,972 | 0.9773 | 192,907,983 | 26 | 7,655 | .057130829 |
| F1 | 20,573,290 | 0.9660 | 21,297,402 | 7 | 178 | .010180548 |
| F1 | 18,854,700 | 0.9270 | 20,339,482 | 7 | 52 | .044515218 |
| F1 | 23,770,930 | 0.9192 | 25,860,455 | 5 | 20 | .026322245 |
| L1 | 15,419,490 | 1.0446 | 14,761,143 | 7 | 224 | .013114836 |
| L1 | 15,642,600 | 0.9980 | 15,673,948 | 7 | 29 | .001000851 |
| L1 | 9,250,210 | 0.9187 | 10,068,804 | 3 | 4 | .017989403 |
| Random Totals: | 642,818,793 | 658,323,291 | 144 | 11,617 | ||
| Catg D1 Exception Values: | 19,924,606 | 17,594,374 | ||||
| Catg F1 Exception Values: | 18,609,910 | 17,989,982 | ||||
| Catg L1 Exception Values: | 8,752,090 | 8,757,086 | ||||
| Total Test Values (4): | 690,105,399 | 702,664,733 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 35,133,237 |
Confidence Interval Values (5)
| State Lower Limit: | 667,531,496 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 690,105,399 | (Within Confidence Interval) |
| State Upper Limit: | 737,797,970 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 806,722,600 | (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