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2006 Confidence Interval Detail
113/Houston
113-905/Latexo ISD

Category Summary

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

Stratum
Variance
A 10,997,896 0.8922 12,326,716 14 282 .036090743
A 10,984,127 0.8543 12,857,459 15 142 .038552557
A 11,012,129 0.9058 12,157,352 16 87 .021240546
A 10,854,828 0.9376 11,577,248 15 50 .006593559
D3 24,282,880 0.9197 26,403,044 23 1,602 .033259725
Random Totals: 68,131,860   75,321,819 83 2,163  
Catg J Exception Values: 4,819,152   4,870,412      
Catg D1 Exception Values: 7,836,600   7,889,220      
Total Test Values (4): 80,787,612   88,081,451      

Margin of Error

Margin of Error Percent: 5.0000005
Margin of Error Value: 4,404,073

Confidence Interval Values (5)

Local Test Value: 80,787,612 (Outside Confidence Interval)
State Lower Limit: 83,677,378 (State Test Value minus Margin of Error Percent)
State Upper Limit: 92,485,524 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 103,611,276 (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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