taxes Property Tax Assistance

2017 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 3,369,530 0.9232 3,649,838 8 50 .003567773
A 3,177,110 0.9650 3,292,342 7 27 .002981049
A 3,235,041 0.9766 3,312,555 7 19 .000711071
A 5,540,100 1.0777 5,140,670 5 20 .005486082
E 31,952,919 1.0004 31,940,143 20 213 .014283593
Random Totals: 47,274,700   47,335,548 47 329  
Catg D1 Exception Values: 2,184,322   2,179,860      
Total Test Values (4): 49,459,022   49,515,408      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,475,770

Confidence Interval Values (5)

State Lower Limit: 47,039,638 (State Test Value minus Margin of Error Percent)
Local Test Value: 49,459,022 (Within Confidence Interval)
State Upper Limit: 51,991,178 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 46,473,619 (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, D2, E, 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