taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
226/Tom Green
200-902/Miles ISD

Category Summary

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

Stratum
Variance
A 2,218,060 0.8532 2,599,695 8 30 .041947045
A 2,011,070 0.7833 2,567,433 7 18 .078103141
A 2,091,590 0.9592 2,180,557 6 14 .007878588
A 4,224,120 0.9631 4,385,962 5 21 .018155439
E 16,042,450 0.9916 16,178,348 21 158 .043988917
Random Totals: 26,587,290   27,911,995 47 241  
Catg J Exception Values: 298,910   324,499      
Catg D1 Exception Values: 6,468,700   5,778,253      
Total Test Values (4): 33,354,900   34,014,747      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,700,737

Confidence Interval Values (5)

State Lower Limit: 32,314,010 (State Test Value minus Margin of Error Percent)
Local Test Value: 33,354,900 (Within Confidence Interval)
State Upper Limit: 35,715,484 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 34,040,709 (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