taxes Property Tax Assistance

2018 Confidence Interval Detail

062/Dewitt
062-905/Westhoff ISD

Category Summary

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

Stratum
Variance
G1 170,194,841 0.9989 170,382,261 8 55 .000006889
G1 163,321,067 0.9996 163,386,422 6 14 .000056730
G1 156,917,699 1.0017 156,651,392 4 8 .000047807
G1 162,725,710 1.0278 158,324,295 3 5 .001837542
Random Totals: 653,159,317   648,744,370 21 82  
Catg D1 Exception Values: 2,074,820   3,460,480      
Total Test Values (4): 655,234,137   652,204,850      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 32,610,242

Confidence Interval Values (5)

State Lower Limit: 619,594,608 (State Test Value minus Margin of Error Percent)
Local Test Value: 655,234,137 (Within Confidence Interval)
State Upper Limit: 684,815,092 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 849,992,706 (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