taxes Property Tax Assistance

2020 Confidence Interval Detail

San Patricio County
205-904/Mathis ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 45,120,799 0.9609 46,956,810 15 1,095 0.040485643
A 51,055,420 0.9857 51,796,104 15 669 0.041514188
A 54,452,536 0.9481 57,433,326 15 455 0.019140803
A 61,815,089 0.9804 63,050,886 15 281 0.008594582
E 36,300,652 0.9749 37,235,257 20 336 0.010823024
F1 7,815,510 0.8246 9,477,941 11 73 0.096334820
F1 12,227,987 0.9466 12,917,797 10 42 0.051857781
F1 13,328,585 0.8192 16,270,245 7 19 0.269245196
F1 9,227,244 0.8905 10,361,949 4 7 0.046108699
Random Totals: 291,343,822 305,500,315 112 2,977
CATG D1 EXCEPTION VALUES: 18,430,274 20,009,701
CATG J EXCEPTION VALUES: 789,200 888,588
Total Test Values 310,563,296 326,398,604

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 16,319,930

Confidence Interval Values(5)

Local Test Value: 310,563,296 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 310,078,674 (State Test Value minus Margin of Error Percent)
State Upper Limit: 342,718,534 (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