taxes Property Tax Assistance

2017 Confidence Interval Detail

097/Hamilton
018-908/Cranfills Gap ISD

Category Summary

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

Stratum
Variance
D2 1,158,660 1.0385 1,115,705 13 83 .008552194
E 11,380,720 0.8098 14,053,742 20 115 .036198657
Random Totals: 12,539,380   15,169,447 33 198  
Catg D1 Exception Values: 2,868,380   2,626,777      
Total Test Values (4): 15,407,760   17,796,224      

Margin of Error

Margin of Error Percent: 6.2216457
Margin of Error Value: 1,107,218

Confidence Interval Values (5)

Local Test Value: 15,407,760 (Outside Confidence Interval)
State Lower Limit: 16,689,006 (State Test Value minus Margin of Error Percent)
State Upper Limit: 18,903,442 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 14,883,095 (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