taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
205/San Patricio
205-907/Taft ISD

Category Summary

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

Stratum
Variance
A 23,681,214 1.0802 21,922,990 7 623 .052164313
A 26,741,157 0.9848 27,153,896 7 434 .051661763
A 18,963,267 1.0200 18,591,438 7 203 .023222415
A 34,902,399 0.9143 38,173,902 8 178 .102537877
E 28,644,023 0.9369 30,573,191 10 251 .413971879
G1 5,000,560 0.9941 5,030,238 7 29 .035283740
G1 5,054,460 0.9613 5,257,942 5 12 .155245693
G1 5,676,250 1.0456 5,428,701 3 5 .003369516
L1 4,884,759 1.0137 4,818,742 11 56 .002308506
L1 3,895,835 0.9730 4,003,941 4 8 .008339047
Random Totals: 157,443,924   160,954,981 69 1,799  
Catg J Exception Values: 20,176,850   20,232,265      
Catg D1 Exception Values: 24,463,077   24,354,001      
Catg G1 Exception Values: 3,227,340   3,086,060      
Catg L1 Exception Values: 4,589,421   3,664,604      
Total Test Values (4): 209,900,612   212,291,911      

Margin of Error

Margin of Error Percent: 7.6316327
Margin of Error Value: 16,201,339

Confidence Interval Values (5)

State Lower Limit: 196,090,572 (State Test Value minus Margin of Error Percent)
Local Test Value: 209,900,612 (Within Confidence Interval)
State Upper Limit: 228,493,250 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 286,501,777 (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