taxes Property Tax Assistance

2017 Confidence Interval Detail

247/Wilson
247-904/Poth ISD

Category Summary

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

Stratum
Variance
A 22,972,720 0.9656 23,791,135 10 345 .003261654
A 22,975,390 0.9411 24,413,335 10 190 .007640211
A 23,702,314 0.9227 25,687,996 9 133 .006041538
A 24,617,879 1.0050 24,495,402 9 92 .001529557
E 75,154,880 0.8780 85,597,813 20 943 .061348864
G1 20,774,986 1.0290 20,189,491 8 35 .026169024
G1 19,466,501 1.0444 18,638,932 6 14 .008275948
G1 20,458,854 1.0066 20,324,711 4 8 .000347415
G1 18,336,459 1.0200 17,976,921 3 4 .000482650
Random Totals: 248,459,983   261,115,736 79 1,764  
Catg D1 Exception Values: 15,206,234   14,559,629      
Total Test Values (4): 263,666,217   275,675,365      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 13,783,768

Confidence Interval Values (5)

State Lower Limit: 261,891,597 (State Test Value minus Margin of Error Percent)
Local Test Value: 263,666,217 (Within Confidence Interval)
State Upper Limit: 289,459,133 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 316,007,570 (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