2006 Confidence Interval Detail
057/Dallas
057-904/Cedar Hill ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 456,651,716 | 0.9934 | 459,685,641 | 42 | 4,191 | .003658319 |
| A | 456,455,155 | 0.9855 | 463,171,136 | 45 | 3,408 | .009215265 |
| A | 456,582,046 | 1.0032 | 455,125,644 | 41 | 2,639 | .004282459 |
| A | 456,351,876 | 0.9949 | 458,691,201 | 46 | 1,253 | .001634357 |
| C | 37,757,578 | 0.9744 | 38,749,567 | 7 | 950 | .013569578 |
| C | 37,777,946 | 1.0917 | 34,604,695 | 10 | 519 | .042619721 |
| C | 37,743,339 | 0.9114 | 41,412,485 | 9 | 270 | .103436283 |
| C | 37,694,204 | 1.0124 | 37,232,521 | 7 | 65 | .015432434 |
| F1 | 85,462,437 | 0.9784 | 87,349,179 | 7 | 155 | .007087368 |
| F1 | 84,313,835 | 0.8914 | 94,585,859 | 6 | 34 | .024503482 |
| F1 | 88,460,428 | 0.8769 | 100,878,581 | 4 | 11 | .022741441 |
| F1 | 80,352,833 | 0.9712 | 82,735,619 | 2 | 3 | .000052337 |
| L1 | 38,472,749 | 1.1550 | 33,309,739 | 7 | 238 | .032507556 |
| L1 | 39,422,003 | 1.0358 | 38,059,474 | 7 | 35 | .000367178 |
| L1 | 39,396,037 | 1.1053 | 35,642,845 | 6 | 10 | .005679098 |
| Random Totals: | 2,432,894,182 | 2,461,234,186 | 246 | 13,781 | ||
| Catg D1 Exception Values: | 340,754 | 329,152 | ||||
| Catg L1 Exception Values: | 30,177,070 | 29,532,068 | ||||
| Total Test Values (4): | 2,463,412,006 | 2,491,095,406 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 124,554,770 |
Confidence Interval Values (5)
| State Lower Limit: | 2,366,540,636 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,463,412,006 | (Within Confidence Interval) |
| State Upper Limit: | 2,615,650,176 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,582,982,438 | (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