2007 Confidence Interval Detail
221/Taylor
221-901/Abilene ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 492,038,734 | 0.9537 | 515,926,113 | 7 | 10,940 | .012939682 |
| A | 491,989,125 | 0.9828 | 500,599,435 | 11 | 5,812 | .008383254 |
| A | 492,216,230 | 0.9753 | 504,681,872 | 16 | 4,115 | .001207409 |
| A | 491,781,686 | 0.9893 | 497,100,663 | 26 | 2,331 | .003538407 |
| B | 55,458,340 | 0.9816 | 56,497,901 | 12 | 523 | .001498522 |
| B | 55,517,306 | 0.9863 | 56,288,458 | 6 | 27 | .004422917 |
| B | 59,217,068 | 0.9742 | 60,785,330 | 4 | 12 | .018185656 |
| B | 50,453,758 | 1.0444 | 48,308,845 | 3 | 5 | .003711520 |
| F1 | 196,558,705 | 0.9418 | 208,705,357 | 7 | 1,223 | .003584115 |
| F1 | 196,957,671 | 0.9471 | 207,958,685 | 8 | 268 | .002968344 |
| F1 | 198,068,857 | 1.0070 | 196,692,013 | 7 | 87 | .030242815 |
| F1 | 193,796,026 | 1.1177 | 173,388,231 | 6 | 24 | .067679372 |
| L1 | 141,268,893 | 0.9708 | 145,518,019 | 9 | 1,282 | .005904072 |
| L1 | 141,883,805 | 1.0103 | 140,437,301 | 12 | 238 | .005383752 |
| L1 | 142,403,289 | 0.9766 | 145,815,369 | 7 | 72 | .003900858 |
| L1 | 139,165,437 | 0.9905 | 140,500,189 | 5 | 17 | .003061400 |
| Random Totals: | 3,538,774,930 | 3,599,203,781 | 146 | 26,976 | ||
| Catg D1 Exception Values: | 1,569,310 | 1,457,040 | ||||
| Total Test Values (4): | 3,540,344,240 | 3,600,660,821 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 180,033,041 |
Confidence Interval Values (5)
| State Lower Limit: | 3,420,627,780 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 3,540,344,240 | (Within Confidence Interval) |
| State Upper Limit: | 3,780,693,862 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 3,464,897,149 | (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