taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
236/Walker
093-905/Richards ISD

Category Summary

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

Stratum
Variance
A 2,363,623 1.0704 2,208,168 8 51 .003078314
A 1,957,110 0.9840 1,988,933 7 24 .005944909
A 2,632,440 0.9752 2,699,385 9 23 .005108318
A 2,919,580 0.9865 2,959,534 6 14 .006186449
E 19,238,905 1.0169 18,919,171 16 206 .004718394
Random Totals: 29,111,658   28,775,191 46 318  
Catg D1 Exception Values: 2,154,583   2,098,658      
Total Test Values (4): 31,266,241   30,873,849      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,543,692

Confidence Interval Values (5)

State Lower Limit: 29,330,157 (State Test Value minus Margin of Error Percent)
Local Test Value: 31,266,241 (Within Confidence Interval)
State Upper Limit: 32,417,541 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 28,927,921 (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