2006 Confidence Interval Detail
019/Bowie
019-905/New Boston ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 32,474,064 | 0.9983 | 32,529,364 | 8 | 820 | .028010839 |
| A | 32,504,272 | 0.9189 | 35,373,024 | 12 | 484 | .025961270 |
| A | 32,435,067 | 1.0195 | 31,814,681 | 8 | 337 | .004439174 |
| A | 32,440,588 | 1.0532 | 30,801,926 | 9 | 220 | .008926646 |
| D3 | 41,446,900 | 1.0129 | 40,919,044 | 14 | 1,845 | .023574797 |
| F1 | 11,557,880 | 0.9411 | 12,281,245 | 8 | 95 | .006233329 |
| F1 | 11,354,110 | 0.9270 | 12,248,231 | 6 | 29 | .006804634 |
| F1 | 12,790,954 | 0.9602 | 13,321,135 | 6 | 12 | .005451513 |
| L1 | 6,215,517 | 0.9236 | 6,729,663 | 7 | 108 | .077457819 |
| L1 | 6,169,129 | 1.0144 | 6,081,555 | 5 | 23 | .003209359 |
| L1 | 6,885,623 | 0.9419 | 7,310,355 | 4 | 9 | .021244473 |
| Random Totals: | 226,274,104 | 229,410,223 | 87 | 3,982 | ||
| Catg D1 Exception Values: | 6,485,910 | 6,368,299 | ||||
| Catg F1 Exception Values: | 11,740,840 | 11,872,445 | ||||
| Catg L1 Exception Values: | 8,262,340 | 8,562,441 | ||||
| Total Test Values (4): | 252,763,194 | 256,213,408 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,810,670 |
Confidence Interval Values (5)
| State Lower Limit: | 243,402,738 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 252,763,194 | (Within Confidence Interval) |
| State Upper Limit: | 269,024,078 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 260,742,732 | (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