taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
125/Jim Wells
125-905/Premont ISD

Category Summary

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

Stratum
Variance
A 9,159,015 0.6588 13,902,573 10 335 .032985466
A 9,374,188 0.9247 10,137,545 11 199 .040423794
A 9,410,052 0.8919 10,550,568 10 141 .042078065
A 8,939,781 1.1039 8,098,361 10 81 .038616447
E 20,553,087 1.0207 20,136,266 10 510 .015599252
G1 992,412 1.0568 939,073 7 12 .041480317
G1 1,090,960 0.9428 1,157,149 3 5 .003050559
G1 955,454 1.0469 912,651 2 3 .013488424
L1 1,426,923 1.0168 1,403,347 8 37 .000546528
L1 1,229,547 0.9934 1,237,716 3 6 .001209617
L1 1,233,424 1.0039 1,228,632 2 3 .000032682
Random Totals: 64,364,843   69,703,881 76 1,332  
Catg J Exception Values: 12,561,520   11,470,236      
Catg D1 Exception Values: 8,741,786   9,038,910      
Catg G1 Exception Values: 852,626   845,277      
Catg L1 Exception Values: 2,040,700   2,040,700      
Total Test Values (4): 88,561,475   93,099,004      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,654,950

Confidence Interval Values (5)

State Lower Limit: 88,444,054 (State Test Value minus Margin of Error Percent)
Local Test Value: 88,561,475 (Within Confidence Interval)
State Upper Limit: 97,753,954 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 122,875,802 (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