taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
175/Navarro
175-903/Corsicana ISD

Category Summary

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

Stratum
Variance
A 131,709,115 0.9592 137,311,421 22 3,054 .020959390
A 131,609,297 0.9630 136,665,937 33 1,688 .014190693
A 136,189,300 0.9747 139,724,325 45 1,161 .008255271
A 137,350,120 0.9970 137,763,410 21 608 .006381983
E 127,408,922 1.0147 125,563,144 20 1,947 .017418227
F1 56,822,710 0.9283 61,211,580 12 493 .086740368
F1 52,709,790 0.8227 64,069,272 11 127 .039353503
F1 58,069,818 0.9416 61,671,429 10 47 .009680150
F1 23,215,750 0.8329 27,873,394 6 5 .119745228
L1 22,848,510 1.0387 21,997,218 10 310 .001771689
L1 23,635,150 1.0336 22,866,825 9 56 .004633715
L1 19,330,430 0.9915 19,496,147 6 13 .013435898
L1 11,918,980 1.0976 10,859,129 2 2 .000001126
Random Totals: 932,817,892   967,073,231 207 9,511  
Catg J Exception Values: 38,472,523   31,309,355      
Catg D1 Exception Values: 8,926,042   8,710,559      
Total Test Values (4): 980,216,457   1,007,093,145      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 50,354,657

Confidence Interval Values (5)

State Lower Limit: 956,738,488 (State Test Value minus Margin of Error Percent)
Local Test Value: 980,216,457 (Within Confidence Interval)
State Upper Limit: 1,057,447,802 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,335,261,720 (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