taxes Property Tax Assistance

2017 Confidence Interval Detail

056/Dallam
211-902/Stratford ISD

Category Summary

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

Stratum
Variance
E 4,904,266 0.9463 5,182,570 12 66 .012432626
Random Totals: 4,904,266   5,182,570 12 66  
Catg J Exception Values: 6,042,020   6,203,247      
Catg D1 Exception Values: 33,115,503   38,838,312      
Total Test Values (4): 44,061,789   50,224,129      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,511,206

Confidence Interval Values (5)

Local Test Value: 44,061,789 (Outside Confidence Interval)
State Lower Limit: 47,712,923 (State Test Value minus Margin of Error Percent)
State Upper Limit: 52,735,335 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 70,839,180 (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