taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
092/Gregg
092-908/White Oak ISD

Category Summary

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

Stratum
Variance
A 54,578,948 0.9029 60,448,497 13 547 .017543075
A 57,270,400 0.9940 57,616,097 10 404 .006054591
A 55,311,130 1.0040 55,090,767 22 310 .002711375
A 59,204,216 1.0185 58,128,833 13 207 .016509962
G1 19,675,111 0.9748 20,183,741 9 95 .043078843
G1 19,148,340 0.9908 19,326,140 7 24 .047599838
G1 20,614,240 1.0277 20,058,616 5 10 .010210191
G1 17,496,142 1.0202 17,149,718 3 5 .068417634
Random Totals: 303,298,527   308,002,409 82 1,602  
Catg D1 Exception Values: 541,407   484,598      
Total Test Values (4): 303,839,934   308,487,007      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 15,424,350

Confidence Interval Values (5)

State Lower Limit: 293,062,657 (State Test Value minus Margin of Error Percent)
Local Test Value: 303,839,934 (Within Confidence Interval)
State Upper Limit: 323,911,357 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 397,095,270 (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