taxes Property Tax Assistance

2018 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 4,805,644 1.0177 4,722,063 22 66 .046453552
Random Totals: 4,805,644   4,722,063 22 66  
Catg J Exception Values: 5,729,260   6,005,562      
Catg D1 Exception Values: 38,931,320   42,043,697      
Total Test Values (4): 49,466,224   52,771,322      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,638,566

Confidence Interval Values (5)

Local Test Value: 49,466,224 (Outside Confidence Interval)
State Lower Limit: 50,132,756 (State Test Value minus Margin of Error Percent)
State Upper Limit: 55,409,888 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 77,089,278 (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