taxes Property Tax Assistance

2017 Confidence Interval Detail

081/Freestone
081-905/Wortham ISD

Category Summary

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

Stratum
Variance
A 5,213,947 0.8552 6,096,757 9 160 .068394605
A 5,027,515 0.8326 6,038,332 9 96 .091925646
A 4,607,704 0.8645 5,329,906 9 63 .012165042
A 5,127,931 0.9829 5,217,144 8 38 .035897823
E 24,980,448 0.8652 28,872,455 20 501 .014190987
Random Totals: 44,957,545   51,554,594 55 858  
Catg J Exception Values: 6,802,290   14,308,750      
Catg D1 Exception Values: 4,077,742   4,117,833      
Total Test Values (4): 55,837,577   69,981,177      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,499,058

Confidence Interval Values (5)

Local Test Value: 55,837,577 (Outside Confidence Interval)
State Lower Limit: 66,482,119 (State Test Value minus Margin of Error Percent)
State Upper Limit: 73,480,235 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 217,398,053 (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