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Dallas County
2020 Confidence Interval Detail
Dallas County
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 | 594,747,720 | 0.9476 | 627,635,838 | 64 | 3,635 | 0.008051818 |
| A | 890,891,923 | 0.9581 | 929,852,753 | 50 | 4,514 | 0.008976305 |
| A | 916,823,026 | 1.0001 | 916,731,353 | 50 | 3,637 | 0.006261977 |
| A | 894,503,200 | 0.9850 | 908,125,076 | 50 | 1,970 | 0.024810499 |
| B | 79,275,500 | 0.9798 | 80,909,880 | 12 | 344 | 0.001632653 |
| B | 164,225,020 | 0.9023 | 182,008,828 | 5 | 6 | 0.019755794 |
| F1 | 147,283,140 | 0.8713 | 169,038,379 | 10 | 198 | 0.023613034 |
| F1 | 151,390,400 | 0.8359 | 181,110,659 | 9 | 57 | 0.018051595 |
| F1 | 140,872,950 | 0.8506 | 165,615,977 | 6 | 20 | 0.010896920 |
| Random Totals: | 3,980,012,879 | 4,161,028,743 | 256 | 14,381 | ||
| CATG B EXCEPTION VALUES: | 59,193,480 | 65,040,232 | ||||
| CATG D1 EXCEPTION VALUES: | 389,918 | 386,045 | ||||
| CATG F1 EXCEPTION VALUES: | 130,838,230 | 155,650,277 | ||||
| Total Test Values | 4,170,434,507 | 4,382,105,297 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 219,105,265 |
Confidence Interval Values(5)
| Local Test Value: | 4,170,434,507 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 4,163,000,032 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 4,601,210,562 | (State Test Value plus Margin of Error Percent) |
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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values