taxes Property Tax Assistance

2018 Confidence Interval Detail

154/Madison
154-901/Madisonville CISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 31,393,622 0.7189 43,668,969 13 704 0.036275265
A 33,067,420 0.8877 37,250,670 13 401 0.030491301
A 36,740,391 0.9757 37,655,418 11 285 0.022932804
A 42,867,690 1.0024 42,765,054 10 177 0.012337474
E 208,842,804 0.9548 218,729,372 21 2296 0.131642898
F1 24,113,740 0.8979 26,855,708 9 148 0.050783841
F1 22,808,000 1.1258 20,259,371 8 38 0.024290841
F1 28,624,790 1.1647 24,576,964 7 19 0.042835636
F1 20,199,040 1.0687 18,900,571 4 6 0.015012796
G1 13,423,570 0.8661 15,498,868 9 92 0.212905088
G1 13,495,930 1.0094 13,370,250 6 17 0.000191793
G1 16,029,928 0.9690 16,542,753 4 7 0.003999859
Random Totals: 491,606,925 516,073,968 115 4,190
CATG D1 EXCEPTION VALUES: 12,356,971 13,525,708
CATG G1 EXCEPTION VALUES: 10,427,210 10,305,021
CATG J EXCEPTION VALUES: 4,954,880 5,336,656
Total Test Values(3) 519,345,986 545,241,353

Margin of Error

Margin of Error Percent: 6.5295325
Margin of Error Value: 35,601,711

Confidence Interval Values(5)

Local Test Value: 519,345,986 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 509,639,642 (State Test Value minus Margin of Error Percent)
State Upper Limit: 580,843,064 (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