taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
251/Yoakum
083-901/Seagraves ISD

Category Summary

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

Stratum
Variance
E 609,210 1.0198 597,382 6 11 .000354918
G1 9,738,008 1.0722 9,082,268 5 9 .001906539
Random Totals: 10,347,218   9,679,650 11 20  
Catg D1 Exception Values: 3,108,053   3,892,843      
Catg G1 Exception Values: 34,633,241   35,198,241      
Total Test Values (4): 48,088,512   48,770,734      

Margin of Error

Margin of Error Percent: 5.0000006
Margin of Error Value: 2,438,537

Confidence Interval Values (5)

State Lower Limit: 46,332,197 (State Test Value minus Margin of Error Percent)
Local Test Value: 48,088,512 (Within Confidence Interval)
State Upper Limit: 51,209,271 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 49,446,273 (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, D3, 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