2012 Confidence Interval Detail
019/Bowie
019-901/DeKalb ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 18,008,623 | 0.9035 | 19,932,068 | 10 | 466 | .029567996 |
| A | 17,856,469 | 0.9159 | 19,496,090 | 10 | 245 | .007392703 |
| A | 17,593,351 | 0.9670 | 18,193,745 | 10 | 169 | .031236515 |
| A | 17,930,477 | 1.0885 | 16,472,648 | 9 | 107 | .006293772 |
| D3 | 75,947,167 | 0.9487 | 80,053,934 | 15 | 3,688 | .022607637 |
| F1 | 3,589,219 | 0.9218 | 3,893,707 | 8 | 43 | .018914630 |
| F1 | 3,609,825 | 0.9415 | 3,834,121 | 6 | 17 | .017755709 |
| F1 | 3,663,923 | 0.9064 | 4,042,280 | 5 | 9 | .009313266 |
| F1 | 3,415,956 | 0.9569 | 3,569,815 | 3 | 4 | .007025831 |
| Random Totals: | 161,615,010 | 169,488,408 | 76 | 4,748 | ||
| Catg D1 Exception Values: | 18,872,558 | 16,649,067 | ||||
| Total Test Values (4): | 180,487,568 | 186,137,475 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 9,306,874 |
Confidence Interval Values (5)
| State Lower Limit: | 176,830,601 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 180,487,568 | (Within Confidence Interval) |
| State Upper Limit: | 195,444,349 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 165,412,522 | (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