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2007 Confidence Interval Detail
143/Lavaca
143-902/Moulton ISD

Category Summary

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

Stratum
Variance
A 7,093,845 1.0130 7,002,808 9 197 .066300181
A 7,048,588 0.9540 7,388,457 7 121 .017427521
A 7,066,986 0.9954 7,099,644 6 83 .014921432
A 6,967,309 1.0254 6,794,723 7 49 .039114463
D3 39,559,860 0.9958 39,726,712 21 2,247 .014376637
Random Totals: 67,736,588   68,012,344 50 2,697  
Catg J Exception Values: 3,352,917   3,288,919      
Catg D1 Exception Values: 6,000,340   6,029,294      
Total Test Values (4): 77,089,845   77,330,557      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 3,866,528

Confidence Interval Values (5)

State Lower Limit: 73,464,029 (State Test Value minus Margin of Error Percent)
Local Test Value: 77,089,845 (Within Confidence Interval)
State Upper Limit: 81,197,085 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 71,065,306 (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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