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2009 Confidence Interval Detail
090/Gray
090-905/Grandview-Hopkins ISD

Category Summary

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

Stratum
Variance
D3 4,101,740 0.8683 4,723,874 10 408 .041442439
G1 24,654,245 1.0170 24,242,129 11 89 .010809252
G1 24,720,644 0.9608 25,729,230 9 40 .016675777
G1 24,648,579 1.0062 24,496,699 8 23 .003697565
G1 23,986,479 1.0062 23,838,679 5 8 .002107188
Random Totals: 102,111,687   103,030,611 43 568  
Catg J Exception Values: 3,026,117   2,485,864      
Catg D1 Exception Values: 6,474,810   9,189,869      
Total Test Values (4): 111,612,614   114,706,344      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,735,317

Confidence Interval Values (5)

State Lower Limit: 108,971,027 (State Test Value minus Margin of Error Percent)
Local Test Value: 111,612,614 (Within Confidence Interval)
State Upper Limit: 120,441,661 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 130,526,811 (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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