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2007 Confidence Interval Detail
014/Bell
014-905/Holland ISD

Category Summary

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

Stratum
Variance
A 7,619,965 0.9584 7,950,715 8 194 .002593036
A 7,617,911 0.9684 7,866,492 9 110 .002103616
A 7,608,650 0.9666 7,871,560 9 69 .002157951
A 7,515,989 0.9274 8,104,366 6 41 .004633724
D3 35,494,749 0.9735 36,460,965 37 1,364 .024126372
Random Totals: 65,857,264   68,254,098 69 1,778  
Catg J Exception Values: 5,231,713   5,146,766      
Catg D1 Exception Values: 7,582,334   6,909,448      
Total Test Values (4): 78,671,311   80,310,312      

Margin of Error

Margin of Error Percent: 5.0000005
Margin of Error Value: 4,015,516

Confidence Interval Values (5)

State Lower Limit: 76,294,796 (State Test Value minus Margin of Error Percent)
Local Test Value: 78,671,311 (Within Confidence Interval)
State Upper Limit: 84,325,828 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 74,779,060 (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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