taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
119/Jack
119-903/Perrin-Whitt CISD

Category Summary

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

Stratum
Variance
E 26,187,820 0.9309 28,131,722 15 447 .033985252
G1 18,813,480 1.0159 18,519,027 9 102 .024870253
G1 20,285,940 1.0219 19,851,199 7 29 .032288452
G1 21,855,420 1.0049 21,748,851 4 7 .002692111
Random Totals: 87,142,660   88,250,799 35 585  
Catg J Exception Values: 70,960   86,180      
Catg D1 Exception Values: 4,290,550   6,748,630      
Catg G1 Exception Values: 14,273,937   14,117,048      
Total Test Values (4): 105,778,107   109,202,657      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 5,460,133

Confidence Interval Values (5)

State Lower Limit: 103,742,524 (State Test Value minus Margin of Error Percent)
Local Test Value: 105,778,107 (Within Confidence Interval)
State Upper Limit: 114,662,790 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 243,805,568 (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