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057/Dallas
2018 Confidence Interval Detail
057/Dallas
057-905/Dallas ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 14,758,791,480 | 0.9336 | 15,808,474,165 | 750 | 104,697 | .032574522 |
| A | 14,756,891,400 | 0.9658 | 15,279,448,540 | 750 | 41,201 | .013481069 |
| A | 14,758,017,550 | 0.9759 | 15,122,469,054 | 750 | 20,811 | .017448789 |
| A | 14,757,147,360 | 0.9709 | 15,199,451,396 | 465 | 7,661 | .034119093 |
| B | 4,416,815,610 | 0.9928 | 4,448,847,311 | 204 | 4,213 | .033058382 |
| B | 4,556,470,120 | 0.9257 | 4,922,188,744 | 22 | 262 | .014059935 |
| B | 5,479,902,760 | 0.9719 | 5,638,340,117 | 8 | 133 | .017750395 |
| B | 5,184,753,420 | 1.0254 | 5,056,322,820 | 9 | 71 | .009569496 |
| C1 | 658,534,630 | 0.7650 | 860,829,582 | 53 | 9,570 | .159015415 |
| C1 | 733,768,420 | 0.8138 | 901,656,943 | 34 | 1,767 | .173833501 |
| C1 | 718,643,880 | 0.9267 | 775,487,083 | 14 | 547 | .031060090 |
| C1 | 715,869,100 | 1.0021 | 714,368,925 | 9 | 132 | .175735700 |
| F1 | 8,141,650,540 | 1.0179 | 7,998,477,788 | 89 | 6,579 | .026100773 |
| F1 | 7,944,755,580 | 1.0025 | 7,924,943,222 | 17 | 1,057 | .065761157 |
| F1 | 6,674,363,500 | 0.8406 | 7,939,999,405 | 9 | 230 | .079990228 |
| F1 | 9,139,693,410 | 0.8366 | 10,924,806,849 | 14 | 85 | .040401073 |
| L1 | 3,000,594,280 | 1.0409 | 2,882,692,170 | 11 | 8,651 | .005939526 |
| L1 | 3,033,766,460 | 1.0380 | 2,922,703,719 | 11 | 1,062 | .005279068 |
| L1 | 3,022,728,500 | 1.0092 | 2,995,172,909 | 12 | 268 | .020003564 |
| L1 | 2,825,167,870 | 0.9980 | 2,830,829,529 | 8 | 55 | .007080293 |
| Random Totals: | 125,278,325,870 | 131,147,510,271 | 3,239 | 209,052 | ||
| Catg J Exception Values: | 921,924,649 | 1,026,718,066 | ||||
| Catg D1 Exception Values: | 3,152,778 | 2,772,541 | ||||
| Total Test Values (4): | 126,203,403,297 | 132,177,000,878 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,608,850,043 |
Confidence Interval Values (5)
| State Lower Limit: | 125,568,150,835 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 126,203,403,297 | (Within Confidence Interval) |
| State Upper Limit: | 138,785,850,921 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 119,079,734,179 | (See ISD Summary Worksheet) |
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
(6) Includes local value of unstudied property categories and sub-categories