taxes Property Tax Assistance

2016 Confidence Interval Detail

008/Austin
008-902/Sealy ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 108,452,535 0.7946 136,486,956 28 1,179 .024063899
A 112,152,489 0.8872 126,411,732 29 716 .022709983
A 134,614,967 0.9031 149,058,761 29 605 .012703352
A 148,584,683 0.9594 154,872,507 16 422 .005607132
E 198,327,385 0.8877 223,417,129 18 1,380 .065037676
F1 30,116,549 1.0456 28,803,126 13 152 .013610519
F1 27,229,684 1.0555 25,797,901 9 52 .023905264
F1 28,888,691 1.0897 26,510,683 8 30 .008769022
F1 34,836,167 0.9833 35,427,811 6 15 .043921409
Random Totals: 823,203,150   906,786,606 156 4,551  
Catg J Exception Values: 16,195,230   16,317,632      
Catg D1 Exception Values: 12,747,398   10,401,646      
Total Test Values (4): 852,145,778   933,505,884      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 46,675,294

Confidence Interval Values (5)

Local Test Value: 852,145,778 (Outside Confidence Interval)
State Lower Limit: 886,830,590 (State Test Value minus Margin of Error Percent)
State Upper Limit: 980,181,178 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,201,264,432 (See ISD Summary Worksheet)

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, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories