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068/Ector
2016 Confidence Interval Detail
068/Ector
068-901/Ector County ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,204,821,699 | 0.9432 | 1,277,376,695 | 89 | 15,059 | .084242240 |
| A | 1,218,616,482 | 0.9629 | 1,265,569,095 | 91 | 8,809 | .016842580 |
| A | 1,275,799,328 | 0.9885 | 1,290,641,708 | 90 | 6,314 | .012145469 |
| A | 1,292,555,702 | 1.0409 | 1,241,767,415 | 85 | 3,595 | .304244461 |
| B | 106,454,891 | 0.9747 | 109,218,109 | 15 | 212 | .013358231 |
| B | 133,719,492 | 0.9514 | 140,550,233 | 10 | 24 | .007548975 |
| B | 35,355,410 | 0.9463 | 37,361,735 | 5 | 4 | .013428316 |
| B | 75,053,253 | 0.9903 | 75,788,400 | 3 | 4 | .000159858 |
| F1 | 448,761,284 | 0.8527 | 526,282,730 | 11 | 2,223 | .046975731 |
| F1 | 477,215,204 | 0.9677 | 493,143,747 | 10 | 680 | .014556215 |
| F1 | 500,332,321 | 0.9987 | 500,983,600 | 11 | 228 | .057614399 |
| F1 | 432,988,055 | 0.8158 | 530,752,703 | 10 | 44 | .130031303 |
| G1 | 398,414,878 | 1.0417 | 382,466,044 | 14 | 255 | .004293593 |
| G1 | 400,625,261 | 1.0010 | 400,225,036 | 8 | 55 | .000458195 |
| G1 | 415,092,610 | 1.0401 | 399,089,136 | 6 | 17 | .011244181 |
| G1 | 362,640,958 | 1.0251 | 353,761,543 | 2 | 3 | .000978220 |
| L1 | 751,746,887 | 0.9931 | 756,969,980 | 10 | 1,003 | .000398253 |
| L1 | 724,567,305 | 1.0300 | 703,463,403 | 9 | 167 | .002317018 |
| L1 | 649,527,292 | 1.0201 | 636,729,038 | 10 | 56 | .015122215 |
| L1 | 715,165,568 | 0.9983 | 716,383,420 | 5 | 12 | .002026448 |
| Random Totals: | 11,619,453,880 | 11,838,523,770 | 494 | 38,764 | ||
| Catg J Exception Values: | 146,459,647 | 161,109,813 | ||||
| Catg D1 Exception Values: | 3,338,152 | 2,176,027 | ||||
| Total Test Values (4): | 11,769,251,679 | 12,001,809,610 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 600,090,480 |
Confidence Interval Values (5)
| State Lower Limit: | 11,401,719,130 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 11,769,251,679 | (Within Confidence Interval) |
| State Upper Limit: | 12,601,900,090 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 12,328,544,880 | (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