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2007 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 3,354,260 0.8237 4,072,186 20 82,546 .052392383
G1 20,380,316 0.9352 21,792,468 15 94 .013384263
G1 20,459,154 1.0034 20,389,829 15 44 .015003531
G1 21,051,309 1.0177 20,685,181 15 27 .007511029
G1 19,219,710 0.9283 20,704,201 7 8 .042408494
Random Totals: 84,464,749   87,643,865 72 82,719  
Catg J Exception Values: 2,678,517   2,372,709      
Catg D1 Exception Values: 6,511,900   8,070,562      
Total Test Values (4): 93,655,166   98,087,136      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 4,904,357

Confidence Interval Values (5)

State Lower Limit: 93,182,779 (State Test Value minus Margin of Error Percent)
Local Test Value: 93,655,166 (Within Confidence Interval)
State Upper Limit: 102,991,493 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 107,819,976 (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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