2008 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 | 486,521,200 | 1.0403 | 467,673,940 | 20 | 4,627 | .007591696 |
| A | 456,574,790 | 1.0327 | 442,117,546 | 24 | 3,469 | .004034444 |
| A | 494,006,240 | 0.9985 | 494,748,363 | 26 | 2,699 | .004360765 |
| A | 521,439,870 | 0.9999 | 521,492,019 | 24 | 1,216 | .007313736 |
| C | 38,456,570 | 1.0170 | 37,813,736 | 10 | 925 | .035304571 |
| C | 33,574,960 | 1.0092 | 33,268,886 | 10 | 449 | .002408280 |
| C | 39,927,050 | 1.0657 | 37,465,563 | 12 | 261 | .014257349 |
| C | 29,406,090 | 1.0051 | 29,256,880 | 6 | 40 | .021715120 |
| F1 | 114,214,700 | 0.8854 | 128,997,854 | 7 | 173 | .013372416 |
| F1 | 123,276,950 | 0.9325 | 132,200,483 | 6 | 42 | .010699188 |
| F1 | 88,391,180 | 0.8408 | 105,127,474 | 4 | 10 | .019642950 |
| F1 | 148,340,270 | 0.9524 | 155,754,168 | 3 | 7 | .001110824 |
| L1 | 40,801,870 | 1.0370 | 39,346,066 | 7 | 243 | .013805774 |
| L1 | 45,256,760 | 1.1056 | 40,934,117 | 6 | 38 | .002188758 |
| L1 | 40,488,970 | 1.1470 | 35,299,887 | 4 | 11 | .019892275 |
| L1 | 50,632,020 | 1.0803 | 46,868,481 | 2 | 4 | .000076585 |
| Random Totals: | 2,751,309,490 | 2,748,365,463 | 171 | 14,214 | ||
| Catg D1 Exception Values: | 374,189 | 340,794 | ||||
| Total Test Values (4): | 2,751,683,679 | 2,748,706,257 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 137,435,313 |
Confidence Interval Values (5)
| State Lower Limit: | 2,611,270,944 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,751,683,679 | (Within Confidence Interval) |
| State Upper Limit: | 2,886,141,570 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,898,193,123 | (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