taxes Property Tax Assistance

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   160,997,743      
Catg D1 Exception Values: 3,338,152   2,176,027      
Total Test Values (4): 11,769,251,679   12,001,697,540      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 600,084,877

Confidence Interval Values (5)

State Lower Limit: 11,401,612,663 (State Test Value minus Margin of Error Percent)
Local Test Value: 11,769,251,679 (Within Confidence Interval)
State Upper Limit: 12,601,782,417 (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