taxes Property Tax Assistance

2019 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 12,691,780 0.8626 14,713,401 12 101 0.017819869
A 15,340,370 0.9363 16,384,033 12 64 0.008016556
A 17,931,950 1.0198 17,583,791 11 59 0.006602842
A 23,261,870 0.9718 23,936,890 11 56 0.016935831
C1 5,018,180 0.9115 5,505,409 15 304 0.542652812
C1 6,272,140 0.8879 7,064,016 23 209 0.105924583
C1 4,568,440 0.8746 5,223,462 11 146 0.075837666
C1 3,914,970 1.0763 3,637,434 12 98 0.045551623
E 43,415,180 0.9746 44,546,665 20 249 0.021636969
L1 1,938,760 1.0648 1,820,774 10 51 0.012759730
Random Totals: 134,353,640 140,415,875 137 1,337
CATG D1 EXCEPTION VALUES: 4,490,540 2,959,710
CATG J EXCEPTION VALUES: 10,108,050 10,725,926
CATG L1 EXCEPTION VALUES: 6,232,000 6,232,000
Total Test Values(3) 155,184,230 160,333,511

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 8,016,676

Confidence Interval Values(5)

Local Test Value: 155,184,230 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 152,316,835 (State Test Value minus Margin of Error Percent)
State Upper Limit: 168,350,187 (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