taxes Property Tax Assistance

2016 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 24,101,929 0.9070 26,573,240 10 463 .028706413
A 23,024,270 0.8469 27,186,527 10 256 .094734353
A 22,632,890 0.8176 27,682,106 9 174 .025363682
A 22,954,390 0.9342 24,571,173 8 99 .030005507
E 81,857,721 0.9343 87,613,958 14 797 .191325572
F1 8,854,837 0.9703 9,125,876 9 104 .042787132
F1 9,582,834 1.0101 9,487,015 8 39 .009233424
F1 12,359,466 1.0224 12,088,680 5 13 .000599407
G1 20,436,770 1.0193 20,049,809 15 2,491 .001965768
G1 19,595,670 1.0000 19,595,670 15 1,261 .046865204
G1 20,035,163 1.0314 19,425,211 15 550 .015867879
G1 19,966,647 0.9944 20,079,090 15 209 .019696093
Random Totals: 285,402,587   303,478,355 133 6,456  
Catg J Exception Values: 7,027,120   8,610,192      
Catg D1 Exception Values: 34,054,610   30,207,023      
Catg F1 Exception Values: 6,554,530   6,487,050      
Total Test Values (4): 333,038,847   348,782,620      

Margin of Error

Margin of Error Percent: 6.1167523
Margin of Error Value: 21,334,169

Confidence Interval Values (5)

State Lower Limit: 327,448,451 (State Test Value minus Margin of Error Percent)
Local Test Value: 333,038,847 (Within Confidence Interval)
State Upper Limit: 370,116,789 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 529,909,522 (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