taxes Property Tax Assistance

2017 Confidence Interval Detail

047/Comanche
067-904/Gorman ISD

Category Summary

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

Stratum
Variance
A 920,420 0.7409 1,242,300 6 17 .041345701
E 7,429,031 0.7569 9,815,076 20 131 .030085389
Random Totals: 8,349,451   11,057,376 26 148  
Catg J Exception Values: 339,556   526,703      
Catg D1 Exception Values: 2,333,060   2,586,670      
Total Test Values (4): 11,022,067   14,170,749      

Margin of Error

Margin of Error Percent: 5.2349385
Margin of Error Value: 741,830

Confidence Interval Values (5)

Local Test Value: 11,022,067 (Outside Confidence Interval)
State Lower Limit: 13,428,919 (State Test Value minus Margin of Error Percent)
State Upper Limit: 14,912,579 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 20,077,344 (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