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2008 Confidence Interval Detail
042/Coleman
042-906/Novice ISD

Category Summary

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

Stratum
Variance
A 1,534,360 1.0162 1,509,900 10 110 .008654194
A 1,477,715 0.9464 1,561,406 9 53 .035425699
A 1,916,090 0.9134 2,097,756 8 45 .009129455
A 2,184,730 1.0149 2,152,655 8 26 .007543315
D3 9,259,710 1.0478 8,837,288 18 977 .000947275
G1 2,625,150 0.9942 2,640,465 5 24 .000596865
G1 2,489,400 1.0067 2,472,832 4 8 .000016804
G1 3,139,310 0.9998 3,139,938 2 3 .000000006
Random Totals: 24,626,465   24,412,240 64 1,246  
Catg J Exception Values: 7,355,030   7,527,441      
Catg D1 Exception Values: 4,733,310   4,773,369      
Catg G1 Exception Values: 4,366,942   2,793,514      
Total Test Values (4): 41,081,747   39,506,564      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,975,328

Confidence Interval Values (5)

State Lower Limit: 37,531,236 (State Test Value minus Margin of Error Percent)
Local Test Value: 41,081,747 (Within Confidence Interval)
State Upper Limit: 41,481,892 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 42,545,355 (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

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