2007 Confidence Interval Detail
227/Travis
227-909/Eanes ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,554,285,366 | 0.9542 | 1,628,888,457 | 27 | 4,046 | .007824816 |
| A | 1,554,292,631 | 0.9506 | 1,635,064,834 | 22 | 2,649 | .005423692 |
| A | 1,554,764,012 | 0.9551 | 1,627,854,687 | 26 | 1,652 | .002072099 |
| A | 1,553,297,437 | 0.9470 | 1,640,229,606 | 19 | 778 | .003401590 |
| F1 | 406,648,981 | 0.9860 | 412,422,902 | 7 | 187 | .010587276 |
| F1 | 417,754,991 | 0.9070 | 460,589,847 | 7 | 30 | .004508646 |
| F1 | 401,697,495 | 1.0356 | 387,888,659 | 7 | 14 | .000493210 |
| L1 | 86,466,329 | 1.0217 | 84,629,861 | 9 | 888 | .009691983 |
| L1 | 86,238,540 | 1.0302 | 83,710,483 | 7 | 189 | .010576126 |
| L1 | 88,529,052 | 0.9037 | 97,962,877 | 7 | 46 | .017104874 |
| L1 | 83,810,909 | 1.0254 | 81,734,844 | 5 | 11 | .015658142 |
| Random Totals: | 7,787,785,743 | 8,140,977,057 | 143 | 10,490 | ||
| Catg D1 Exception Values: | 150,753 | 127,984 | ||||
| Catg F1 Exception Values: | 382,878,281 | 392,831,847 | ||||
| Total Test Values (4): | 8,170,814,777 | 8,533,936,888 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 426,696,844 |
Confidence Interval Values (5)
| State Lower Limit: | 8,107,240,044 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 8,170,814,777 | (Within Confidence Interval) |
| State Upper Limit: | 8,960,633,732 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 8,442,526,790 | (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