taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
062/Dewitt
062-902/Nordheim ISD

Category Summary

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

Stratum
Variance
G1 167,301,126 0.9858 169,711,023 17 38 .030189643
G1 159,589,645 0.9765 163,430,256 12 17 .035832770
G1 160,271,120 0.9726 164,786,264 8 10 .015868412
Random Totals: 487,161,891   497,927,543 37 65  
Catg J Exception Values: 79,940   76,996      
Catg D1 Exception Values: 3,858,920   4,050,201      
Catg G1 Exception Values: 160,265,751   159,200,355      
Total Test Values (4): 651,366,502   661,255,095      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 33,062,755

Confidence Interval Values (5)

State Lower Limit: 628,192,340 (State Test Value minus Margin of Error Percent)
Local Test Value: 651,366,502 (Within Confidence Interval)
State Upper Limit: 694,317,850 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 804,716,214 (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