taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
210/Shelby
210-906/Excelsior ISD

Category Summary

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

Stratum
Variance
A 1,433,060 0.8383 1,709,483 7 40 .064305642
A 1,257,440 0.9122 1,378,470 8 18 .019868046
A 1,296,130 1.0398 1,246,519 7 12 .007231380
A 1,304,800 1.1656 1,119,423 7 8 .033123353
E 5,491,580 0.9591 5,725,764 11 104 .026191763
G1 1,051,000 1.0610 990,575 5 8 .009924986
G1 1,263,960 0.9928 1,273,127 2 3 .000088122
Random Totals: 13,097,970   13,443,361 47 193  
Catg J Exception Values: 160,340   167,193      
Catg D1 Exception Values: 2,368,780   2,341,984      
Catg G1 Exception Values: 9,928,090   9,919,944      
Total Test Values (4): 25,555,180   25,872,482      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,293,624

Confidence Interval Values (5)

State Lower Limit: 24,578,858 (State Test Value minus Margin of Error Percent)
Local Test Value: 25,555,180 (Within Confidence Interval)
State Upper Limit: 27,166,106 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 43,696,457 (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