taxes Property Tax Assistance

2023 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 316,962,027 0.9425 336,299,233 50 2,573 0.011552328
A 636,474,432 0.9924 641,348,682 50 3,650 0.004619681
A 501,133,454 1.0083 497,008,285 50 2,092 0.005099113
A 1,128,182,964 1.0424 1,082,293,711 50 3,265 0.002302084
B 56,381,916 0.9958 56,619,719 11 362 0.021317129
B 29,011,005 0.9895 29,318,853 10 123 0.006101009
B 116,683,487 0.9597 121,583,294 17 355 0.015609537
B 65,924,677 1.0316 63,905,270 9 46 0.000749317
F1 54,118,937 0.9048 59,813,149 10 153 0.021610102
F1 61,870,110 0.9715 63,685,136 9 58 0.016824567
F1 63,179,262 0.8593 73,524,103 7 21 0.027210463
F1 61,111,760 0.8718 70,098,371 4 6 0.022434074
Random Totals: 3,091,034,031 3,095,497,806 277 12,704
CATG D1 EXCEPTION VALUES: 1,620,420 1,326,696
Total Test Values 3,092,654,451 3,096,824,502

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 154,841,225

Confidence Interval Values(5)

Local Test Value: 3,092,654,451 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 2,941,983,277 (State Test Value minus Margin of Error Percent)
State Upper Limit: 3,251,665,727 (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