taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
218/Sutton
218-901/Sonora ISD

Category Summary

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

Stratum
Variance
A 22,364,501 0.9734 22,975,653 11 471 .069623145
A 25,223,680 0.9572 26,351,525 11 298 .048183110
A 28,527,540 0.9541 29,899,948 12 219 .011148893
A 21,237,100 1.0299 20,620,546 9 86 .014420620
E 68,849,165 1.0028 68,656,926 20 765 .011876733
F1 7,268,350 0.9706 7,488,512 11 109 .006605799
F1 7,261,455 0.9912 7,325,923 8 43 .003565728
F1 8,445,300 0.8515 9,918,144 9 26 .052433684
G1 37,982,716 1.0653 35,654,479 10 2,282 .133961276
G1 37,976,543 1.0371 36,618,015 10 729 .086463269
G1 37,903,663 1.0659 35,560,243 10 355 .029990669
G1 37,933,564 1.0596 35,799,891 9 138 .066541625
Random Totals: 340,973,577   336,869,805 130 5,521  
Catg J Exception Values: 6,234,470   10,797,787      
Catg D1 Exception Values: 39,067,990   34,681,371      
Catg F1 Exception Values: 9,276,397   11,171,474      
Total Test Values (4): 395,552,434   393,520,437      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 19,676,022

Confidence Interval Values (5)

State Lower Limit: 373,844,415 (State Test Value minus Margin of Error Percent)
Local Test Value: 395,552,434 (Within Confidence Interval)
State Upper Limit: 413,196,459 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 623,058,286 (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