taxes Property Tax Assistance

2018 Confidence Interval Detail

231/Upton
231-902/Rankin ISD

Category Summary

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

Stratum
Variance
G1 714,956,729 0.9915 721,085,960 10 369 .005256936
G1 713,937,769 1.0068 709,115,782 9 123 .000468846
G1 732,136,976 1.0006 731,697,957 9 63 .000340656
G1 691,783,507 1.0215 677,223,208 5 9 .000379043
Random Totals: 2,852,814,981   2,839,122,907 33 564  
Catg J Exception Values: 17,705,480   19,807,861      
Catg D1 Exception Values: 2,241,386   5,397,340      
Total Test Values (4): 2,872,761,847   2,864,328,108      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 143,216,405

Confidence Interval Values (5)

State Lower Limit: 2,721,111,703 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,872,761,847 (Within Confidence Interval)
State Upper Limit: 3,007,544,513 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,546,539,199 (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