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2011 Confidence Interval Detail
225/Titus
225-907/Harts Bluff ISD

Category Summary

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

Stratum
Variance
A 26,290,138 0.9466 27,773,228 13 262 .015042215
A 26,512,300 0.9570 27,703,553 13 161 .008363531
A 20,938,852 0.9782 21,405,492 9 92 .002082544
A 21,585,340 1.0117 21,335,712 14 51 .003901356
D3 24,495,285 0.9279 26,398,626 14 909 .141311985
Random Totals: 119,821,915   124,616,611 63 1,475  
Catg J Exception Values: 560,471   510,270      
Catg D1 Exception Values: 1,732,564   1,459,064      
Total Test Values (4): 122,114,950   126,585,945      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,329,297

Confidence Interval Values (5)

State Lower Limit: 120,256,648 (State Test Value minus Margin of Error Percent)
Local Test Value: 122,114,950 (Within Confidence Interval)
State Upper Limit: 132,915,242 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 133,901,096 (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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