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2008 Confidence Interval Detail
019/Bowie
019-903/Maud ISD

Category Summary

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

Stratum
Variance
A 7,573,701 0.9026 8,390,983 9 223 .008809514
A 8,105,973 0.9325 8,692,732 8 134 .006901210
A 8,182,695 0.9672 8,460,189 9 90 .007402704
A 9,560,079 1.0255 9,322,359 10 64 .004071634
D3 14,997,531 0.8584 17,471,495 23 562 .139905780
Random Totals: 48,419,979   52,337,758 59 1,073  
Catg J Exception Values: 1,855,501   1,758,139      
Catg D1 Exception Values: 1,652,131   1,589,474      
Total Test Values (4): 51,927,611   55,685,371      

Margin of Error

Margin of Error Percent: 5.0808659
Margin of Error Value: 2,829,299

Confidence Interval Values (5)

Local Test Value: 51,927,611 (Outside Confidence Interval)
State Lower Limit: 52,856,072 (State Test Value minus Margin of Error Percent)
State Upper Limit: 58,514,670 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 48,388,975 (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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