taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
227/Travis
011-902/Elgin ISD

Category Summary

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

Stratum
Variance
A 7,924,272 0.8564 9,253,003 15 97 .029215191
A 28,685,604 0.8952 32,043,794 19 297 .014818197
A 59,078,207 0.9059 65,214,932 28 502 .015045846
A 52,917,907 1.0018 52,822,826 15 293 .023678650
E 31,772,466 0.9529 33,342,917 14 309 .038354579
Random Totals: 180,378,456   192,677,472 91 1,498  
Catg D1 Exception Values: 5,046,952   6,942,387      
Total Test Values (4): 185,425,408   199,619,859      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 9,980,993

Confidence Interval Values (5)

Local Test Value: 185,425,408 (Outside Confidence Interval)
State Lower Limit: 189,638,866 (State Test Value minus Margin of Error Percent)
State Upper Limit: 209,600,852 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 184,323,481 (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