taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
125/Jim Wells
125-901/Alice ISD

Category Summary

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

Stratum
Variance
A 91,009,695 0.7680 118,502,207 15 2,379 .052405471
A 95,656,197 0.8882 107,696,687 16 1,369 .021832461
A 94,852,276 0.9063 104,658,806 16 802 .017295309
A 94,830,366 0.9226 102,786,003 15 491 .006791234
E 153,096,400 0.8041 190,394,727 20 3,080 .106986101
F1 37,286,613 0.9149 40,754,851 14 349 .045062445
F1 37,855,849 0.8751 43,258,884 13 90 .083528577
F1 39,342,307 0.8923 44,090,897 10 28 .031390427
F1 32,315,131 0.9824 32,894,067 4 5 .003939569
L1 37,919,280 1.0548 35,949,261 11 373 .005475757
L1 32,838,552 0.9825 33,423,463 8 53 .005653415
L1 44,803,427 1.0814 41,430,948 5 13 .002301670
L1 34,230,423 1.0735 31,886,747 2 3 .000458058
Random Totals: 826,036,516   927,727,548 149 9,035  
Catg D1 Exception Values: 17,588,948   20,200,110      
Total Test Values (4): 843,625,464   947,927,658      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 47,396,383

Confidence Interval Values (5)

Local Test Value: 843,625,464 (Outside Confidence Interval)
State Lower Limit: 900,531,275 (State Test Value minus Margin of Error Percent)
State Upper Limit: 995,324,041 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,778,388,713 (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