2007 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 | 77,691,277 | 0.8629 | 90,035,087 | 12 | 1,363 | .028723058 |
| A | 77,568,555 | 0.9568 | 81,070,814 | 26 | 840 | .017005679 |
| A | 77,594,572 | 0.9452 | 82,093,284 | 34 | 564 | .008960843 |
| A | 77,551,370 | 0.9514 | 81,512,897 | 19 | 316 | .011962166 |
| D3 | 159,877,470 | 0.9513 | 168,062,094 | 24 | 7,622 | .017998341 |
| F1 | 18,482,324 | 0.9973 | 18,532,361 | 7 | 158 | .029240552 |
| F1 | 18,179,337 | 0.9171 | 19,822,633 | 6 | 45 | .021174790 |
| F1 | 24,739,007 | 0.8772 | 28,202,242 | 5 | 14 | .039357253 |
| L1 | 14,466,098 | 0.9842 | 14,698,332 | 7 | 222 | .003722636 |
| L1 | 14,616,390 | 0.9323 | 15,677,775 | 6 | 38 | .008359496 |
| L1 | 14,567,485 | 1.0801 | 13,487,163 | 4 | 9 | .042447604 |
| Random Totals: | 575,333,885 | 613,194,682 | 150 | 11,191 | ||
| Catg D1 Exception Values: | 20,096,025 | 18,788,895 | ||||
| Catg F1 Exception Values: | 11,085,700 | 11,136,274 | ||||
| Catg L1 Exception Values: | 17,669,230 | 17,574,304 | ||||
| Total Test Values (4): | 624,184,840 | 660,694,155 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 33,034,708 |
Confidence Interval Values (5)
| Local Test Value: | 624,184,840 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 627,659,447 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 693,728,863 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 749,466,972 | (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