taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
082/Frio
082-902/Dilley ISD

Category Summary

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

Stratum
Variance
A 8,383,000 0.6079 13,790,097 10 390 .048163183
A 7,207,260 0.7979 9,032,786 9 166 .050141766
A 8,620,470 0.9994 8,625,645 9 126 .020627874
A 9,494,790 1.0133 9,370,167 9 71 .009968786
E 18,171,030 0.9329 19,478,004 15 319 .037310177
F1 3,490,790 0.8825 3,955,569 9 66 .013693326
F1 5,398,620 0.9016 5,987,822 7 33 .027977776
F1 5,431,050 0.9563 5,679,232 5 14 .003082388
G1 16,422,120 1.0195 16,108,014 8 20 .009802848
G1 17,361,317 1.0565 16,432,860 3 5 .004058321
G1 18,932,720 0.9262 20,441,287 2 3 .002360388
L1 2,062,750 0.8859 2,328,423 8 50 .278748282
L1 2,178,340 0.8909 2,445,100 5 13 .073928672
L1 4,422,480 1.0769 4,106,677 3 9 .013564925
Random Totals: 127,576,737   137,781,683 102 1,285  
Catg J Exception Values: 12,187,410   12,465,075      
Catg D1 Exception Values: 19,287,930   18,074,551      
Catg F1 Exception Values: 3,952,360   4,780,372      
Catg G1 Exception Values: 29,772,150   28,657,435      
Catg L1 Exception Values: 4,838,090   4,973,018      
Total Test Values (4): 197,614,677   206,732,134      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 10,336,607

Confidence Interval Values (5)

State Lower Limit: 196,395,527 (State Test Value minus Margin of Error Percent)
Local Test Value: 197,614,677 (Within Confidence Interval)
State Upper Limit: 217,068,741 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 360,232,493 (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