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Dallas County
2024 Confidence Interval Detail
Dallas County
057-903/Carrollton-Farmers Branch ISD
Category Summary
| (1) Category |
(1) Stratum Number |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|---|
| A | 2 | 2,222,759,570 | 0.9950 | 2,233,929,216 | 100 | 7,510 | 0.009508553 |
| A | 3 | 2,569,858,050 | 0.9845 | 2,610,317,979 | 100 | 6,427 | 0.005814835 |
| A | 4 | 2,600,117,920 | 0.9787 | 2,656,705,753 | 100 | 4,900 | 0.009593109 |
| A | 5 | 3,622,294,540 | 0.9740 | 3,718,988,234 | 100 | 4,553 | 0.006850750 |
| B | 2 | 1,372,596,920 | 1.0650 | 1,288,823,399 | 9 | 51 | 0.055673254 |
| B | 3 | 1,401,547,720 | 1.1811 | 1,186,646,110 | 8 | 29 | 0.005048789 |
| B | 4 | 1,297,833,520 | 1.0502 | 1,235,796,534 | 7 | 20 | 0.014383852 |
| B | 5 | 1,670,963,020 | 1.2097 | 1,381,303,646 | 7 | 20 | 0.006455655 |
| C1 | 2 | 71,993,680 | 0.8191 | 87,893,639 | 11 | 255 | 0.084367805 |
| C1 | 3 | 72,361,960 | 0.8402 | 86,124,685 | 10 | 64 | 0.114560473 |
| C1 | 4 | 59,299,460 | 0.9341 | 63,482,989 | 9 | 20 | 0.027783148 |
| C1 | 5 | 72,936,500 | 1.0640 | 68,549,342 | 6 | 9 | 0.031297541 |
| F1 | 2 | 1,911,641,560 | 1.0834 | 1,764,483,626 | 10 | 698 | 0.028808290 |
| F1 | 3 | 2,283,086,340 | 1.0910 | 2,092,654,757 | 10 | 282 | 0.018052095 |
| F1 | 4 | 2,374,292,610 | 1.0440 | 2,274,226,638 | 10 | 118 | 0.016197025 |
| F1 | 5 | 1,999,100,570 | 1.1045 | 1,809,959,774 | 8 | 31 | 0.002878574 |
| L1 | 2 | 815,498,500 | 1.1057 | 737,540,472 | 12 | 1,189 | 0.011131249 |
| L1 | 3 | 778,244,020 | 1.0158 | 766,139,023 | 11 | 169 | 0.008416828 |
| L1 | 4 | 772,109,180 | 1.0197 | 757,192,488 | 10 | 54 | 0.001058050 |
| L1 | 5 | 459,124,740 | 1.0226 | 448,977,841 | 6 | 12 | 0.040791683 |
| Random Totals: | 28,427,660,380 | 27,269,736,145 | 544 | 26,411 | |||
| CATG D1 EXCEPTION VALUES: | 14,207 | 12,995 | |||||
| CATG J EXCEPTION VALUES: | 17,637,147 | 18,484,267 | |||||
| Total Test Values | 28,445,311,734 | 27,288,233,407 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,364,411,670 |
Confidence Interval Values(5)
| Local Test Value: | 28,445,311,734 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 25,923,821,737 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 28,652,645,077 | (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