2008 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 | 14,471,763 | 0.9106 | 15,892,558 | 8 | 424 | .030374232 |
| A | 16,611,348 | 0.9406 | 17,660,374 | 8 | 261 | .002889756 |
| A | 17,261,935 | 0.9988 | 17,282,674 | 10 | 188 | .007463933 |
| A | 17,400,780 | 0.9906 | 17,565,899 | 7 | 115 | .003963237 |
| D3 | 67,152,106 | 0.9395 | 71,476,430 | 25 | 2,926 | .075187075 |
| F1 | 2,618,526 | 1.0098 | 2,593,113 | 7 | 42 | .016592299 |
| F1 | 3,056,736 | 0.9825 | 3,111,182 | 5 | 20 | .009153464 |
| F1 | 2,096,094 | 0.9367 | 2,237,743 | 4 | 7 | .002038280 |
| Random Totals: | 140,669,288 | 147,819,973 | 74 | 3,983 | ||
| Catg D1 Exception Values: | 17,242,165 | 17,080,577 | ||||
| Catg F1 Exception Values: | 3,328,061 | 3,380,305 | ||||
| Total Test Values (4): | 161,239,514 | 168,280,855 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 8,414,043 |
Confidence Interval Values (5)
| State Lower Limit: | 159,866,812 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 161,239,514 | (Within Confidence Interval) |
| State Upper Limit: | 176,694,898 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 145,878,704 | (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