taxes Property Tax Assistance

2023 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 921,059,796 0.9045 1,018,308,232 99 10,602 0.040109924
A 1,036,408,090 0.9821 1,055,297,923 100 7,204 0.016880582
A 1,129,975,506 1.0007 1,129,185,076 100 4,957 0.012764859
A 1,142,572,428 0.9829 1,162,450,329 97 2,300 0.011796490
B 68,082,685 0.7367 92,415,753 10 646 0.128485060
B 64,561,875 0.8843 73,009,018 10 114 0.037368657
B 61,167,686 0.9920 61,660,974 6 16 0.012649191
B 63,459,416 1.0161 62,453,908 4 6 0.001643298
F1 365,875,004 1.0936 334,560,172 10 1,604 0.114558175
F1 351,102,195 1.0169 345,267,180 10 335 0.005565260
F1 345,242,801 0.9861 350,109,321 10 103 0.000272527
F1 357,925,295 0.9975 358,822,351 8 26 0.000812876
L1 164,747,702 1.0351 159,161,146 10 1,065 0.013802703
L1 171,927,292 0.9933 173,086,975 10 218 0.012049742
L1 179,435,548 1.0360 173,200,336 9 65 0.007444108
L1 199,871,389 0.8068 247,733,501 7 20 0.096563972
Random Totals: 6,623,414,708 6,796,722,195 500 29,281
CATG D1 EXCEPTION VALUES: 257,185 213,460
CATG J EXCEPTION VALUES: 122,296,750 124,959,977
Total Test Values 6,745,968,643 6,921,895,632

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 346,094,782

Confidence Interval Values(5)

Local Test Value: 6,745,968,643 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 6,575,800,850 (State Test Value minus Margin of Error Percent)
State Upper Limit: 7,267,990,414 (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