taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
123/Jefferson
123-908/Port Neches-Groves ISD

Category Summary

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

Stratum
Variance
A 255,185,380 1.0664 239,296,118 60 3,330 .082789822
A 253,211,747 1.0752 235,501,997 67 2,229 .090558542
A 268,637,296 0.9737 275,893,290 52 1,690 .007137087
A 274,468,826 0.9694 283,132,686 28 1,058 .023420606
F1 60,686,790 0.9449 64,225,622 26 234 .144306184
F1 17,958,350 1.0311 17,416,691 7 8 .006929187
Random Totals: 1,130,148,389   1,115,466,404 240 8,549  
Catg D1 Exception Values: 60,190   32,418      
Total Test Values (4): 1,130,208,579   1,115,498,822      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 55,774,941

Confidence Interval Values (5)

State Lower Limit: 1,059,723,881 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,130,208,579 (Within Confidence Interval)
State Upper Limit: 1,171,273,763 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,461,844,967 (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