2011 Confidence Interval Detail
061/Denton
061-907/Aubrey ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 83,999,870 | 0.9789 | 85,810,471 | 16 | 799 | .002862994 |
| A | 86,191,010 | 1.0217 | 84,360,390 | 24 | 636 | .003384882 |
| A | 96,349,034 | 1.0084 | 95,546,444 | 22 | 577 | .005490055 |
| A | 88,614,563 | 0.9665 | 91,686,046 | 12 | 293 | .003602504 |
| D3 | 124,147,128 | 1.1632 | 106,728,961 | 15 | 1,836 | .178133321 |
| F1 | 8,592,446 | 1.0036 | 8,561,624 | 10 | 50 | .007051411 |
| F1 | 7,546,122 | 0.8626 | 8,748,113 | 9 | 24 | .060745851 |
| F1 | 6,966,153 | 0.9475 | 7,352,140 | 7 | 15 | .002952691 |
| Random Totals: | 502,406,326 | 488,794,189 | 115 | 4,230 | ||
| Catg J Exception Values: | 6,093,291 | 6,048,114 | ||||
| Catg D1 Exception Values: | 1,975,113 | 1,441,546 | ||||
| Catg F1 Exception Values: | 7,880,908 | 7,810,683 | ||||
| Total Test Values (4): | 518,355,638 | 504,094,532 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 25,204,727 |
Confidence Interval Values (5)
| State Lower Limit: | 478,889,805 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 518,355,638 | (Within Confidence Interval) |
| State Upper Limit: | 529,299,259 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 560,049,570 | (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