Quick Start for:

2007 Confidence Interval Detail
246/Williamson
246-905/Granger ISD

Category Summary

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

Stratum
Variance
A 11,085,422 0.9668 11,466,096 9 227 .020136753
A 11,068,389 1.0293 10,753,317 9 145 .016799471
A 11,106,170 0.9815 11,315,507 8 110 .036761882
A 11,003,681 1.0151 10,839,997 7 56 .011635401
D3 33,833,501 0.9744 34,722,394 13 1,555 .013585807
F1 1,614,118 0.9478 1,703,015 6 25 .002703440
F1 1,566,344 1.0349 1,513,522 5 12 .006179002
F1 1,634,219 0.9775 1,671,835 4 7 .003150587
F1 1,392,437 1.1459 1,215,147 2 3 .023269989
Random Totals: 84,304,281   85,200,830 63 2,140  
Catg J Exception Values: 5,473,768   5,418,318      
Catg D1 Exception Values: 11,796,818   12,229,768      
Total Test Values (4): 101,574,867   102,848,916      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 5,142,446

Confidence Interval Values (5)

State Lower Limit: 97,706,470 (State Test Value minus Margin of Error Percent)
Local Test Value: 101,574,867 (Within Confidence Interval)
State Upper Limit: 107,991,362 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 91,086,982 (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

Required Plug-ins