taxes Property Tax Assistance

2016 Confidence Interval Detail

109/Hill
109-913/Blum ISD

Category Summary

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

Stratum
Variance
A 3,703,350 1.0158 3,645,747 7 112 .101271852
A 4,780,340 1.0656 4,486,055 7 84 .018332060
A 3,963,780 0.9007 4,400,777 8 47 .016798549
A 4,714,990 0.8967 5,258,158 7 32 .008236983
E 43,391,150 0.9082 47,777,087 14 596 .022884769
G1 1,551,477 0.7210 2,151,840 13 28 .277253251
G1 1,613,565 0.9484 1,701,355 7 10 .040297776
G1 1,391,148 1.0367 1,341,900 3 4 .065368270
Random Totals: 65,109,800   70,762,919 66 913  
Catg J Exception Values: 15,637,017   16,568,796      
Catg D1 Exception Values: 4,998,531   5,014,391      
Catg G1 Exception Values: 1,427,816   1,399,399      
Total Test Values (4): 87,173,164   93,745,505      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,687,275

Confidence Interval Values (5)

Local Test Value: 87,173,164 (Outside Confidence Interval)
State Lower Limit: 89,058,230 (State Test Value minus Margin of Error Percent)
State Upper Limit: 98,432,780 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 122,346,807 (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