taxes Property Tax Assistance

2025 Confidence Interval Detail

Terrell County
222-901/Terrell County 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 6,531,393 0.5550 11,768,276 15 184 476,331,031
A 3 6,580,119 0.8532 7,712,282 13 87 423,314,451
A 4 9,047,858 0.8704 10,395,057 11 79 899,442,178
A 5 9,636,743 1.0119 9,523,414 10 51 2,898,219,448
E 0 11,874,873 0.3491 34,015,677 10 822 2,389,036,808
G1 2 4,229,101 1.0000 4,229,101 10 295 2,710,573
G1 3 4,239,605 1.0015 4,233,255 9 47 4,771,914,985
G1 4 4,467,066 0.9988 4,472,433 6 15 14,460,121,582
G1 5 3,960,903 1.0006 3,958,528 4 5 377,453,899,559
Random Totals: 60,567,661 90,308,023 88 1,585
CATG D1 EXCEPTION VALUES: 15,975,110 15,621,119
CATG J EXCEPTION VALUES: 10,174,310 10,509,223
Total Test Values 86,717,081 116,438,365

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,821,918

Confidence Interval Values(5)

Local Test Value: 86,717,081 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 110,616,447 (State Test Value minus Margin of Error Percent)
State Upper Limit: 122,260,283 (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