taxes Property Tax Assistance

2019 Confidence Interval Detail

Potter County
188-901/Amarillo ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,010,040,740 0.9667 1,044,833,702 100 13041 0.029759688
A 482,303,874 0.9765 493,910,777 100 3554 0.008446698
A 484,042,533 0.9820 492,915,003 101 2397 0.010607475
A 692,279,829 0.9774 708,287,118 100 1682 0.016647399
B 59,457,831 0.9339 63,666,164 9 503 0.053793572
B 55,760,940 0.8228 67,769,737 9 38 0.114898479
F1 296,404,736 0.9242 320,714,928 9 1334 0.040545780
F1 257,596,971 0.9513 270,784,160 14 271 0.029436968
F1 312,319,192 0.8924 349,976,683 13 113 0.040952331
F1 310,411,332 0.9071 342,201,887 10 26 0.009246400
L1 148,051,242 1.0449 141,689,388 9 1182 0.002449039
L1 142,905,131 1.0049 142,208,310 10 237 0.001045812
L1 151,675,613 0.9885 153,440,175 9 80 0.002669067
L1 170,705,466 0.9709 175,821,883 8 25 0.003954324
Random Totals: 4,573,955,430 4,768,219,915 501 24,483
CATG B EXCEPTION VALUES: 91,917,054 102,380,675
CATG D1 EXCEPTION VALUES: 304,828 330,317
CATG J EXCEPTION VALUES: 157,896,510 161,329,444
Total Test Values(3) 4,824,073,822 5,032,260,351

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 251,613,018

Confidence Interval Values(5)

Local Test Value: 4,824,073,822 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 4,780,647,333 (State Test Value minus Margin of Error Percent)
State Upper Limit: 5,283,873,369 (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