taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
139/Lamar
139-908/Roxton ISD

Category Summary

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

Stratum
Variance
A 3,428,550 0.9098 3,768,466 15 125 .024391631
A 4,322,950 1.0039 4,306,156 16 83 .004410924
A 4,583,380 0.9620 4,764,428 15 60 .001881554
A 3,968,210 0.9822 4,040,124 15 30 .004333280
E 19,616,580 0.9526 20,592,673 20 376 .040305203
Random Totals: 35,919,670   37,471,847 81 674  
Catg J Exception Values: 13,115,456   14,312,872      
Catg D1 Exception Values: 5,569,310   5,558,297      
Total Test Values (4): 54,604,436   57,343,016      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,867,150

Confidence Interval Values (5)

State Lower Limit: 54,475,866 (State Test Value minus Margin of Error Percent)
Local Test Value: 54,604,436 (Within Confidence Interval)
State Upper Limit: 60,210,166 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 99,043,280 (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