taxes Property Tax Assistance

2020 Confidence Interval Detail

Jim Wells County
066-902/San Diego ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,890,520 0.8578 2,203,917 14 91 0.035213460
A 2,295,551 0.9113 2,518,985 15 56 0.011043920
A 2,535,792 0.9437 2,687,074 17 31 0.042871916
A 2,228,698 1.0186 2,188,001 11 14 0.016680493
E 16,673,787 0.6950 23,991,060 24 359 1.306177688
F1 7,220,579 0.8522 8,472,869 20 46 0.077127030
L1 1,538,264 0.9919 1,550,826 9 47 0.001087207
Random Totals: 34,383,191 43,612,732 110 644
CATG D1 EXCEPTION VALUES: 2,623,156 2,552,223
CATG J EXCEPTION VALUES: 1,444,710 1,653,169
CATG L1 EXCEPTION VALUES: 920,662 882,501
Total Test Values 39,371,719 48,700,625

Margin of Error

Margin of Error Percent: 22.0486425
Margin of Error Value: 10,737,827

Confidence Interval Values(5)

Local Test Value: 39,371,719 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 37,962,798 (State Test Value minus Margin of Error Percent)
State Upper Limit: 59,438,452 (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