taxes Property Tax Assistance

2023 Confidence Interval Detail

Starr County
214-902/San Isidro ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
E 44,193,014 0.5661 78,065,738 22 933 0.379242523
G1 11,267,354 1.0046 11,215,761 9 73 0.000383596
G1 11,185,248 1.0020 11,162,922 8 20 0.000053365
G1 10,896,445 1.0047 10,845,471 5 10 0.000351914
G1 10,802,134 0.9996 10,806,457 4 5 0.000165943
Random Totals: 88,344,195 122,096,349 48 1,041
CATG D1 EXCEPTION VALUES: 18,071,715 28,350,629
CATG J EXCEPTION VALUES: 3,152,079 3,132,377
Total Test Values 109,567,989 153,579,355

Margin of Error

Margin of Error Percent: 13.2886853
Margin of Error Value: 20,408,677

Confidence Interval Values(5)

Local Test Value: 109,567,989 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 133,170,678 (State Test Value minus Margin of Error Percent)
State Upper Limit: 173,988,032 (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