taxes Property Tax Assistance

2025 Confidence Interval Detail

Erath County
072-904/Bluff Dale 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 55,727,160 0.9417 59,177,190 19 170 2,755,243,973
A 3 60,449,580 0.9540 63,364,340 20 129 4,311,663,072
A 4 63,790,320 1.0013 63,707,500 17 108 4,030,112,534
A 5 55,476,420 1.0048 55,211,405 15 70 34,799,569,495
C1 2 10,105,200 0.8907 11,345,234 11 226 914,936,636
C1 3 10,911,120 0.9006 12,115,390 15 121 252,522,161
C1 4 12,887,580 0.8537 15,096,146 10 139 19,563,984
C1 5 4,755,720 0.9875 4,815,919 10 34 3,174,005,468
E 0 101,517,920 0.9872 102,834,198 20 264 93,779,157,797
Random Totals: 375,621,020 387,667,322 137 1,261
CATG D1 EXCEPTION VALUES: 3,696,800 2,969,470
CATG J EXCEPTION VALUES: 5,597,070 5,747,848
Total Test Values 384,914,890 396,384,640

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 19,819,232

Confidence Interval Values(5)

Local Test Value: 384,914,890 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 376,565,408 (State Test Value minus Margin of Error Percent)
State Upper Limit: 416,203,872 (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