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220/Tarrant
2016 Confidence Interval Detail
220/Tarrant
220-901/Arlington ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,996,686,431 | 0.9097 | 3,294,147,995 | 492 | 26,850 | .023564562 |
| A | 2,996,516,802 | 0.9580 | 3,127,888,102 | 495 | 19,364 | .015539685 |
| A | 2,996,741,526 | 0.9671 | 3,098,688,373 | 499 | 15,059 | .011849353 |
| A | 2,996,347,618 | 0.9650 | 3,105,023,438 | 399 | 9,181 | .048614813 |
| B | 682,417,651 | 1.0690 | 638,370,113 | 32 | 2,128 | .096033357 |
| B | 562,201,993 | 0.9172 | 612,954,637 | 10 | 62 | .039659622 |
| B | 1,025,597,609 | 1.0031 | 1,022,428,082 | 13 | 66 | .007732046 |
| B | 847,142,302 | 1.0728 | 789,655,390 | 8 | 25 | .010338808 |
| C1 | 76,333,257 | 0.9710 | 78,613,035 | 10 | 817 | .009261778 |
| C1 | 71,996,038 | 0.9367 | 76,861,362 | 10 | 204 | .006941727 |
| C1 | 77,309,605 | 0.9289 | 83,227,048 | 9 | 97 | .062680734 |
| C1 | 97,279,268 | 0.9852 | 98,740,629 | 8 | 41 | .001360334 |
| F1 | 1,283,725,209 | 0.9806 | 1,309,122,179 | 11 | 1,737 | .045877475 |
| F1 | 1,344,972,768 | 0.9922 | 1,355,546,027 | 8 | 540 | .048615579 |
| F1 | 1,407,064,910 | 0.9453 | 1,488,485,042 | 7 | 207 | .012266720 |
| F1 | 1,411,980,981 | 1.0110 | 1,396,618,181 | 8 | 58 | .030666412 |
| G1 | 26,066,248 | 0.9533 | 27,343,174 | 11 | 106 | .081591184 |
| G1 | 26,351,347 | 1.0406 | 25,323,224 | 10 | 39 | .010430956 |
| G1 | 26,178,441 | 0.9974 | 26,246,682 | 8 | 20 | .009365298 |
| G1 | 25,166,847 | 1.0497 | 23,975,276 | 5 | 10 | .009840371 |
| L1 | 876,527,280 | 1.0918 | 802,827,697 | 10 | 1,835 | .044374734 |
| L1 | 750,363,088 | 1.0037 | 747,596,979 | 9 | 217 | .002454409 |
| L1 | 719,182,642 | 1.0104 | 711,780,129 | 8 | 55 | .001484927 |
| L1 | 719,804,229 | 1.0006 | 719,372,605 | 6 | 17 | .000030073 |
| Random Totals: | 24,043,954,090 | 24,660,835,399 | 2,086 | 78,735 | ||
| Catg D1 Exception Values: | 61,264 | 53,780 | ||||
| Total Test Values (4): | 24,044,015,354 | 24,660,889,179 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,233,044,458 |
Confidence Interval Values (5)
| State Lower Limit: | 23,427,844,721 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 24,044,015,354 | (Within Confidence Interval) |
| State Upper Limit: | 25,893,933,637 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 23,350,333,823 | (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, D3, 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