taxes Property Tax Assistance

2021 Confidence Interval Detail

Madison County
154-903/North Zulch ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 7,512,230 0.7326 10,254,204 10 142 0.207737791
A 10,274,920 0.8110 12,669,445 10 78 0.070829066
A 7,736,040 0.9066 8,533,024 9 33 0.017207906
A 9,794,590 0.9140 10,716,182 9 31 0.010856893
E 82,470,410 0.8467 97,402,161 21 679 0.037790820
G1 16,812,311 0.9742 17,257,556 9 59 0.000205532
G1 15,889,190 0.9659 16,450,140 7 18 0.000186075
G1 17,872,411 0.9660 18,501,461 5 9 0.000047626
G1 14,582,960 0.9604 15,184,257 4 5 0.000021998
Random Totals: 182,945,062 206,968,430 84 1,054
CATG D1 EXCEPTION VALUES: 3,029,561 2,559,092
CATG J EXCEPTION VALUES: 14,256,870 16,227,782
Total Test Values 200,231,493 225,755,304

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 11,287,765

Confidence Interval Values(5)

Local Test Value: 200,231,493 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 214,467,539 (State Test Value minus Margin of Error Percent)
State Upper Limit: 237,043,069 (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