taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
228/Trinity
228-905/Apple Springs ISD

Category Summary

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

Stratum
Variance
A 3,017,092 0.8186 3,685,673 7 94 .107837729
A 2,993,123 0.8917 3,356,648 7 51 .015317496
A 2,905,800 1.0184 2,853,299 7 34 .040573043
A 2,966,504 1.2197 2,432,159 6 19 .018264148
E 20,736,433 0.9725 21,322,810 10 418 .052070208
Random Totals: 32,618,952   33,650,589 37 616  
Catg J Exception Values: 281,020   242,379      
Catg D1 Exception Values: 9,714,042   9,644,049      
Total Test Values (4): 42,614,014   43,537,017      

Margin of Error

Margin of Error Percent: 7.5017151
Margin of Error Value: 3,266,023

Confidence Interval Values (5)

State Lower Limit: 40,270,994 (State Test Value minus Margin of Error Percent)
Local Test Value: 42,614,014 (Within Confidence Interval)
State Upper Limit: 46,803,040 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 38,130,261 (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