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2007 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 12,813,141 0.9561 13,401,465 16 285 .007256809
A 12,803,351 0.9260 13,826,513 17 138 .017366515
A 12,766,964 0.9641 13,242,365 14 84 .003782726
A 12,710,880 0.9819 12,945,188 14 46 .002278054
D3 29,714,130 0.9740 30,507,320 20 1,621 .024224328
Random Totals: 80,808,466   83,922,851 81 2,174  
Catg J Exception Values: 5,072,737   5,110,346      
Catg D1 Exception Values: 7,381,460   7,520,167      
Total Test Values (4): 93,262,663   96,553,364      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,827,668

Confidence Interval Values (5)

State Lower Limit: 91,725,696 (State Test Value minus Margin of Error Percent)
Local Test Value: 93,262,663 (Within Confidence Interval)
State Upper Limit: 101,381,032 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 117,910,397 (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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