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057/Dallas
2018 Confidence Interval Detail
057/Dallas
057-906/DeSoto ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 746,193,670 | 0.9197 | 811,344,645 | 71 | 5170 | 0.013668890 |
| A | 746,260,060 | 0.9545 | 781,833,483 | 75 | 4125 | 0.013666435 |
| A | 745,731,690 | 0.9639 | 773,660,847 | 75 | 3383 | 0.004616949 |
| A | 746,004,260 | 0.9953 | 749,527,037 | 75 | 2469 | 0.004129961 |
| B | 65,497,960 | 0.8940 | 73,263,937 | 27 | 552 | 0.038284578 |
| B | 64,907,030 | 0.9073 | 71,538,664 | 9 | 66 | 0.030260415 |
| B | 50,070,860 | 0.8719 | 57,427,297 | 3 | 5 | 0.019444511 |
| F1 | 61,281,780 | 0.9045 | 67,752,106 | 9 | 161 | 0.020881655 |
| F1 | 56,796,540 | 0.9003 | 63,086,238 | 9 | 51 | 0.041221266 |
| F1 | 72,015,280 | 0.9061 | 79,478,292 | 6 | 29 | 0.016274471 |
| F1 | 67,210,620 | 0.8935 | 75,221,735 | 5 | 12 | 0.028625346 |
| Random Totals: | 3,421,969,750 | 3,604,134,281 | 364 | 16,023 | ||
| CATG B EXCEPTION VALUES: | 68,331,760 | 69,348,404 | ||||
| CATG D1 EXCEPTION VALUES: | 231,313 | 209,855 | ||||
| Total Test Values(2) | 3,490,532,823 | 3,673,692,540 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 183,684,627 |
Confidence Interval Values(5)
| Local Test Value: | 3,490,532,823 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 3,490,007,913 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 3,857,377,167 | (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