taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
050/Coryell
050-901/Evant ISD

Category Summary

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

Stratum
Variance
A 3,061,320 1.0631 2,879,616 9 82 .008543311
A 2,701,940 1.0315 2,619,428 9 45 .015901874
A 2,969,430 1.0695 2,776,466 8 36 .011866628
A 2,634,030 1.0455 2,519,397 7 18 .013302767
E 36,199,525 0.9700 37,319,098 15 523 .016353820
Random Totals: 47,566,245   48,114,005 48 704  
Catg J Exception Values: 1,155,170   1,092,454      
Catg D1 Exception Values: 7,276,232   5,660,321      
Total Test Values (4): 55,997,647   54,866,780      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,743,339

Confidence Interval Values (5)

State Lower Limit: 52,123,441 (State Test Value minus Margin of Error Percent)
Local Test Value: 55,997,647 (Within Confidence Interval)
State Upper Limit: 57,610,119 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 47,027,672 (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