taxes Property Tax Assistance

2020 Confidence Interval Detail

El Paso County
071-905/Ysleta ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,241,343,311 0.8787 1,412,704,348 176 15,018 0.039260476
A 1,249,060,304 0.9349 1,336,036,265 200 11,425 0.022210971
A 1,249,421,008 0.9601 1,301,344,660 201 9,188 0.023548889
A 1,278,571,748 0.9746 1,311,893,852 198 6,620 0.025206173
B 162,804,539 1.0059 161,849,626 10 1,618 0.007826492
B 147,131,318 0.8229 178,796,109 10 248 0.082569247
B 152,187,046 0.7232 210,435,628 9 36 0.119267331
B 200,391,440 1.1031 181,662,080 6 15 0.040436583
F1 486,437,042 0.8061 603,445,034 15 1,049 0.594352355
F1 526,411,318 0.9904 531,513,851 16 414 0.019594278
F1 500,502,751 1.0262 487,724,372 16 176 0.024989776
F1 604,473,978 1.0777 560,892,621 15 73 0.017505946
L1 241,254,806 1.0916 221,010,266 10 1,531 0.062173020
L1 227,752,712 0.9570 237,986,115 11 279 0.240580269
L1 251,073,893 1.0600 236,862,163 10 107 0.016376088
L1 190,349,170 1.0207 186,488,851 8 23 0.007019071
Random Totals: 8,709,166,384 9,160,645,841 911 47,820
CATG D1 EXCEPTION VALUES: 552,581 489,270
Total Test Values 8,709,718,965 9,161,135,111

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 458,056,756

Confidence Interval Values(5)

Local Test Value: 8,709,718,965 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 8,703,078,355 (State Test Value minus Margin of Error Percent)
State Upper Limit: 9,619,191,867 (State Test Value plus Margin of Error Percent)

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