taxes Property Tax Assistance

2017 Confidence Interval Detail

109/Hill
109-912/Aquilla ISD

Category Summary

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

Stratum
Variance
A 3,350,040 0.8710 3,846,200 9 87 .178541561
A 3,785,820 1.0329 3,665,234 9 51 .020848286
A 4,288,960 1.0898 3,935,548 8 37 .019367066
A 5,164,730 1.0430 4,951,802 7 27 .007471918
D2 5,078,780 1.0326 4,918,439 10 158 .028688403
E 45,203,550 0.9722 46,496,143 13 550 .084573192
Random Totals: 66,871,880   67,813,366 56 910  
Catg J Exception Values: 50,931   40,899      
Catg D1 Exception Values: 4,321,470   4,443,444      
Total Test Values (4): 71,244,281   72,297,709      

Margin of Error

Margin of Error Percent: 10.4261464
Margin of Error Value: 7,537,865

Confidence Interval Values (5)

State Lower Limit: 64,759,844 (State Test Value minus Margin of Error Percent)
Local Test Value: 71,244,281 (Within Confidence Interval)
State Upper Limit: 79,835,574 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 82,419,484 (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, 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
(6) Includes local value of unstudied property categories and sub-categories