taxes Property Tax Assistance

2025 Confidence Interval Detail

Trinity County
228-904/Centerville ISD

Category Summary

(1)
Category 		(1)
Stratum
Number 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2 3,489,646 0.9360 3,728,254 12 43 1,742,969,453
A 3 3,632,375 1.0041 3,617,543 10 25 1,232,275,874
A 4 3,697,793 0.9070 4,076,949 9 17 795,229,755
A 5 3,339,680 1.0612 3,147,079 7 10 5,595,587,413
E 0 47,399,147 1.0406 45,549,824 20 423 62,159,652,552
Random Totals: 61,558,641 60,119,649 58 518
CATG D1 EXCEPTION VALUES: 7,659,983 6,447,521
Total Test Values 69,218,624 66,567,170

Margin of Error

Margin of Error Percent: 5.0000010
Margin of Error Value: 3,328,359

Confidence Interval Values(5)

Local Test Value: 69,218,624 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 63,238,811 (State Test Value minus Margin of Error Percent)
State Upper Limit: 69,895,529 (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