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Dallas County
2024 Confidence Interval Detail
Dallas County
057-909/Garland 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 | 4,917,623,610 | 0.9793 | 5,021,570,111 | 200 | 20,845 | 0.009104965 |
| A | 3 | 7,063,016,260 | 0.9894 | 7,138,686,335 | 200 | 23,269 | 0.006836316 |
| A | 4 | 8,211,245,450 | 1.0067 | 8,156,596,255 | 200 | 21,423 | 0.003807207 |
| A | 5 | 8,258,701,750 | 1.0044 | 8,222,522,650 | 200 | 14,837 | 0.007708512 |
| B | 2 | 807,291,100 | 0.9143 | 882,960,844 | 13 | 806 | 0.008256730 |
| B | 3 | 858,424,970 | 1.0864 | 790,155,532 | 8 | 41 | 0.021179143 |
| B | 4 | 850,152,220 | 1.1959 | 710,889,054 | 7 | 20 | 0.005586650 |
| B | 5 | 821,757,700 | 1.1092 | 740,856,203 | 5 | 11 | 0.026314163 |
| C1 | 2 | 104,395,960 | 0.8173 | 127,732,730 | 15 | 865 | 0.103404835 |
| C1 | 3 | 124,418,530 | 0.9552 | 130,253,905 | 12 | 335 | 0.050878568 |
| C1 | 4 | 116,801,930 | 1.0167 | 114,883,378 | 10 | 108 | 0.027085083 |
| C1 | 5 | 99,279,130 | 0.9679 | 102,571,681 | 9 | 28 | 0.019786865 |
| F1 | 2 | 1,317,472,670 | 1.0469 | 1,258,451,304 | 10 | 1,437 | 0.005865202 |
| F1 | 3 | 1,280,808,650 | 1.0777 | 1,188,464,925 | 10 | 367 | 0.033415334 |
| F1 | 4 | 1,528,962,700 | 0.8354 | 1,830,216,304 | 10 | 142 | 0.355241918 |
| F1 | 5 | 1,224,388,090 | 1.1836 | 1,034,461,043 | 8 | 29 | 0.046545371 |
| L1 | 2 | 442,850,700 | 1.0588 | 418,257,178 | 11 | 1,342 | 0.004210452 |
| L1 | 3 | 476,418,010 | 1.0463 | 455,335,955 | 11 | 190 | 0.017500039 |
| L1 | 4 | 470,185,730 | 1.0044 | 468,125,976 | 10 | 50 | 0.006133437 |
| L1 | 5 | 859,038,000 | 0.9161 | 937,712,040 | 5 | 8 | 0.001316379 |
| Random Totals: | 39,833,233,160 | 39,730,703,403 | 954 | 86,153 | |||
| CATG D1 EXCEPTION VALUES: | 295,516 | 242,336 | |||||
| CATG J EXCEPTION VALUES: | 6,651,332 | 6,974,392 | |||||
| Total Test Values | 39,840,180,008 | 39,737,920,131 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,986,896,007 |
Confidence Interval Values(5)
| Local Test Value: | 39,840,180,008 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 37,751,024,124 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 41,724,816,138 | (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