taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 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
G1 141,218,593 1.0093 139,917,362 6 13 .001571109
G1 118,788,418 1.0809 109,897,695 2 3 .000171939
Random Totals: 260,007,011   249,815,057 8 16  
Catg D1 Exception Values: 5,761,105   4,022,264      
Catg G1 Exception Values: 376,212,456   374,917,899      
Total Test Values (4): 641,980,572   628,755,220      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 31,437,761

Confidence Interval Values (5)

State Lower Limit: 597,317,459 (State Test Value minus Margin of Error Percent)
Local Test Value: 641,980,572 (Within Confidence Interval)
State Upper Limit: 660,192,981 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,076,979,217 (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