taxes Property Tax Assistance

2022 Confidence Interval Detail

Coryell County
050-910/Copperas Cove ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 270,025,634 0.8212 328,818,356 75 2,846 0.064902432
A 481,302,951 0.8734 551,068,183 75 3,450 0.017701459
A 353,089,700 0.9009 391,929,959 74 1,845 0.018173753
A 938,010,211 0.9490 988,419,611 74 3,365 0.012346566
B 30,179,842 0.9725 31,033,257 10 275 0.019965572
B 37,521,127 0.9993 37,547,410 13 220 0.053840061
B 113,844,269 0.9434 120,674,442 37 395 0.034651487
B 41,877,875 0.9509 44,040,251 6 12 0.010894671
F1 48,613,731 1.0526 46,184,430 11 153 0.057689725
F1 55,353,256 0.8565 64,627,269 9 59 0.168570061
F1 60,813,151 0.9719 62,571,408 7 25 0.001704311
F1 62,007,690 0.9568 64,807,368 4 7 0.003775822
Random Totals: 2,492,639,437 2,731,721,944 395 12,652
CATG D1 EXCEPTION VALUES: 1,532,173 1,389,010
Total Test Values 2,494,171,610 2,733,110,954

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 136,655,548

Confidence Interval Values(5)

Local Test Value: 2,494,171,610 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 2,596,455,406 (State Test Value minus Margin of Error Percent)
State Upper Limit: 2,869,766,502 (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