taxes Property Tax Assistance

2019 Confidence Interval Detail

Randall 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 606,329,539 0.9667 627,215,826 100 6811 0.029759688
A 1,141,764,175 0.9765 1,169,241,347 100 8212 0.008446698
A 1,222,752,248 0.9820 1,245,165,222 101 6190 0.010607475
A 965,893,230 0.9774 988,227,164 100 2252 0.016647399
B 38,440,511 0.9339 41,161,271 9 309 0.053793572
B 43,191,467 0.8228 52,493,275 9 29 0.114898479
B 51,839,190 0.8249 62,842,999 7 11 0.041060685
B 78,859,322 0.9498 83,027,292 5 8 0.018507407
F1 131,686,579 0.9242 142,487,101 9 492 0.040545780
F1 183,060,476 0.9513 192,431,910 14 187 0.029436968
F1 138,866,093 0.8924 155,609,696 13 54 0.040952331
L1 63,602,456 1.0449 60,869,419 9 504 0.002449039
L1 57,331,719 1.0049 57,052,163 10 98 0.001045812
L1 67,210,747 0.9885 67,992,663 9 34 0.002669067
Random Totals: 4,790,827,752 4,945,817,348 495 25,191
CATG D1 EXCEPTION VALUES: 123,702 138,811
CATG F1 EXCEPTION VALUES: 70,803,138 78,056,568
CATG L1 EXCEPTION VALUES: 44,471,298 45,806,280
Total Test Values(3) 4,906,225,890 5,069,819,007

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 253,490,950

Confidence Interval Values(5)

Local Test Value: 4,906,225,890 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 4,816,328,057 (State Test Value minus Margin of Error Percent)
State Upper Limit: 5,323,309,957 (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