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Dallas County
2022 Confidence Interval Detail
Dallas County
057-919/Sunnyvale ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 195,152,940 | 0.9282 | 210,248,804 | 11 | 560 | 0.010465742 |
| A | 236,375,390 | 0.8018 | 294,805,924 | 13 | 545 | 0.028828910 |
| A | 345,705,320 | 0.8731 | 395,951,575 | 12 | 664 | 0.035645872 |
| A | 466,804,540 | 0.9417 | 495,704,088 | 12 | 642 | 0.041776310 |
| F1 | 60,818,170 | 0.9823 | 61,914,049 | 8 | 59 | 0.067432640 |
| F1 | 67,846,820 | 0.9700 | 69,945,175 | 6 | 16 | 0.008225903 |
| F1 | 39,926,760 | 1.1202 | 35,643,097 | 3 | 5 | 0.009159024 |
| L1 | 143,543,190 | 1.0196 | 140,783,827 | 12 | 55 | 0.003067908 |
| Random Totals: | 1,556,173,130 | 1,704,996,539 | 77 | 2,546 | ||
| CATG D1 EXCEPTION VALUES: | 454,972 | 369,507 | ||||
| CATG F1 EXCEPTION VALUES: | 46,880,000 | 43,112,217 | ||||
| CATG L1 EXCEPTION VALUES: | 77,735,810 | 77,735,810 | ||||
| Total Test Values | 1,681,243,912 | 1,826,214,073 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 91,310,704 |
Confidence Interval Values(5)
| Local Test Value: | 1,681,243,912 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 1,734,903,369 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,917,524,777 | (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