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057/Dallas
2018 Confidence Interval Detail
057/Dallas
057-903/Carrollton-Farmers Branch ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,394,469,640 | 0.9275 | 1,503,471,310 | 150 | 7,987 | .016676299 |
| A | 1,395,602,970 | 0.9666 | 1,443,826,785 | 150 | 5,263 | .015230605 |
| A | 1,392,639,360 | 0.9735 | 1,430,548,906 | 150 | 3,940 | .003956181 |
| A | 1,394,193,100 | 0.9841 | 1,416,718,931 | 143 | 2,723 | .012387955 |
| B | 611,216,670 | 0.9552 | 639,883,448 | 9 | 47 | .014470802 |
| B | 719,867,740 | 0.9971 | 721,961,428 | 8 | 28 | .010697187 |
| B | 679,546,480 | 1.0636 | 638,911,696 | 7 | 18 | .003047524 |
| B | 978,048,730 | 0.9774 | 1,000,663,730 | 6 | 18 | .010289933 |
| C1 | 81,345,770 | 0.6931 | 117,365,128 | 10 | 512 | .618819164 |
| C1 | 76,805,650 | 0.8501 | 90,348,959 | 9 | 78 | .072929391 |
| C1 | 92,090,660 | 1.3673 | 67,352,198 | 7 | 31 | .327214075 |
| C1 | 108,255,860 | 1.0596 | 102,166,723 | 5 | 13 | .002610583 |
| F1 | 1,265,304,630 | 0.9453 | 1,338,521,771 | 21 | 692 | .064411729 |
| F1 | 1,299,784,300 | 0.9276 | 1,401,233,614 | 9 | 245 | .009591959 |
| F1 | 1,302,960,260 | 0.8970 | 1,452,575,541 | 10 | 104 | .015495940 |
| F1 | 1,330,460,330 | 0.8464 | 1,571,904,927 | 8 | 37 | .002118347 |
| L1 | 633,286,110 | 0.9859 | 642,343,148 | 11 | 1,227 | .001642949 |
| L1 | 644,368,820 | 0.9711 | 663,545,279 | 10 | 190 | .018328407 |
| L1 | 662,413,380 | 1.0029 | 660,497,936 | 9 | 59 | .000372070 |
| L1 | 539,937,890 | 1.0041 | 537,733,184 | 4 | 7 | .000862854 |
| Random Totals: | 16,602,598,350 | 17,441,574,642 | 736 | 23,219 | ||
| Catg D1 Exception Values: | 21,053 | 21,640 | ||||
| Total Test Values (4): | 16,602,619,403 | 17,441,596,282 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 872,079,814 |
Confidence Interval Values (5)
| State Lower Limit: | 16,569,516,468 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 16,602,619,403 | (Within Confidence Interval) |
| State Upper Limit: | 18,313,676,096 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 14,890,526,012 | (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