taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
048/Concho
048-903/Paint Rock ISD

Category Summary

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

Stratum
Variance
A 5,305,100 0.8942 5,932,789 11 145 .069125235
A 5,147,630 0.9204 5,592,818 11 61 .024443834
A 5,099,310 0.9597 5,313,442 10 32 .001748304
A 5,701,290 1.0045 5,675,749 7 16 .000759967
E 11,575,790 0.9558 12,111,101 15 346 .010303578
Random Totals: 32,829,120   34,625,899 54 600  
Catg J Exception Values: 389,978   482,887      
Catg D1 Exception Values: 14,742,940   17,202,329      
Total Test Values (4): 47,962,038   52,311,115      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,615,555

Confidence Interval Values (5)

Local Test Value: 47,962,038 (Outside Confidence Interval)
State Lower Limit: 49,695,560 (State Test Value minus Margin of Error Percent)
State Upper Limit: 54,926,670 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 70,016,056 (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