taxes Property Tax Assistance

2023 Confidence Interval Detail

Erath County
072-904/Bluff Dale ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 25,878,270 0.8833 29,297,260 12 112 0.008603321
A 32,012,830 0.9673 33,095,038 14 87 0.016444476
A 43,855,980 0.9566 45,845,683 14 95 0.004000411
A 78,764,770 1.0202 77,205,224 13 123 0.027963505
C1 9,849,960 0.7888 12,487,272 15 243 0.126045501
C1 13,045,100 0.8839 14,758,570 18 166 0.025285218
C1 6,668,720 0.9514 7,009,376 12 83 0.035744717
C1 9,795,020 0.8428 11,621,998 12 93 0.034298532
E 87,920,330 1.0045 87,526,461 21 263 0.070423152
Random Totals: 307,790,980 318,846,882 131 1,265
CATG D1 EXCEPTION VALUES: 3,455,890 3,463,922
CATG J EXCEPTION VALUES: 3,453,420 3,569,740
Total Test Values 314,700,290 325,880,544

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 16,294,027

Confidence Interval Values(5)

Local Test Value: 314,700,290 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 309,586,517 (State Test Value minus Margin of Error Percent)
State Upper Limit: 342,174,571 (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