taxes Property Tax Assistance

2019 Confidence Interval Detail

Erath County
072-902/Dublin ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 21,557,840 1.0577 20,381,810 15 522 0.087545069
A 21,627,430 0.9453 22,878,906 14 303 0.020096796
A 26,073,450 0.9434 27,637,746 16 242 0.028604087
A 28,258,370 0.9833 28,738,300 14 162 0.003526809
E 147,249,800 1.0209 144,235,283 23 1128 0.027230105
F1 7,157,600 0.9385 7,626,638 9 89 0.006750454
F1 6,433,100 0.8823 7,291,284 7 27 0.024884403
F1 8,134,360 0.7600 10,703,105 6 16 0.160909346
F1 10,736,580 0.9197 11,674,002 3 8 0.003673732
L1 5,118,580 1.1012 4,648,184 9 86 0.039877422
L1 5,258,770 1.0537 4,990,766 9 19 0.051963985
L1 5,669,640 1.0648 5,324,606 5 9 0.001645921
Random Totals: 293,275,520 296,130,630 130 2,611
CATG D1 EXCEPTION VALUES: 18,457,980 12,662,347
CATG J EXCEPTION VALUES: 2,725,240 2,501,137
CATG L1 EXCEPTION VALUES: 2,044,510 1,407,618
Total Test Values(3) 316,503,250 312,701,732

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 15,635,087

Confidence Interval Values(5)

Local Test Value: 316,503,250 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 297,066,645 (State Test Value minus Margin of Error Percent)
State Upper Limit: 328,336,819 (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