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2006 Confidence Interval Detail
049/Cooke
049-903/Valley View ISD

Category Summary

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

Stratum
Variance
A 13,913,184 1.0281 13,532,909 10 253 .016348661
A 13,937,463 1.0493 13,282,629 9 156 .006475291
A 13,927,065 1.0006 13,918,714 8 102 .005134856
A 13,738,372 1.0390 13,222,687 6 50 .003881448
D3 76,316,934 1.0322 73,936,189 18 2,015 .022899183
Random Totals: 131,833,018   127,893,128 51 2,576  
Catg J Exception Values: 6,977,708   7,125,652      
Catg D1 Exception Values: 4,413,480   4,473,441      
Total Test Values (4): 143,224,206   139,492,221      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,974,611

Confidence Interval Values (5)

State Lower Limit: 132,517,610 (State Test Value minus Margin of Error Percent)
Local Test Value: 143,224,206 (Within Confidence Interval)
State Upper Limit: 146,466,832 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 149,379,114 (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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