taxes Property Tax Assistance

2017 Confidence Interval Detail

086/Gillespie
086-024/Doss CCSD

Category Summary

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

Stratum
Variance
D2 2,307,010 0.8513 2,709,985 20 219 .157460444
E 33,179,422 1.1422 29,048,697 21 294 .148374584
Random Totals: 35,486,432   31,758,682 41 513  
Catg D1 Exception Values: 5,217,802   6,024,033      
Total Test Values (4): 40,704,234   37,782,715      

Margin of Error

Margin of Error Percent: 12.6383162
Margin of Error Value: 4,775,099

Confidence Interval Values (5)

State Lower Limit: 33,007,616 (State Test Value minus Margin of Error Percent)
Local Test Value: 40,704,234 (Within Confidence Interval)
State Upper Limit: 42,557,814 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 40,091,384 (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