taxes Property Tax Assistance

2017 Confidence Interval Detail

110/Hockley
110-907/Sundown ISD

Category Summary

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

Stratum
Variance
A 8,263,465 0.9064 9,116,797 11 205 .088607241
A 8,239,661 0.9228 8,928,978 9 107 .014644428
A 9,285,710 0.9528 9,745,707 9 86 .002783565
A 9,688,600 0.9789 9,897,436 8 47 .008872684
G1 408,672,424 1.0244 398,938,329 8 35 .019926642
Random Totals: 444,149,860   436,627,247 45 480  
Catg J Exception Values: 3,184,910   4,089,354      
Catg D1 Exception Values: 5,166,339   3,202,945      
Total Test Values (4): 452,501,109   443,919,546      

Margin of Error

Margin of Error Percent: 7.9685766
Margin of Error Value: 35,374,069

Confidence Interval Values (5)

State Lower Limit: 408,545,477 (State Test Value minus Margin of Error Percent)
Local Test Value: 452,501,109 (Within Confidence Interval)
State Upper Limit: 479,293,615 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 797,979,066 (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