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2008 Confidence Interval Detail
130/Kendall
016-902/Blanco ISD

Category Summary

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

Stratum
Variance
A 32,619,220 0.9780 33,352,986 10 230 .002273515
C 8,731,950 0.9541 9,152,028 11 388 .018953648
D3 44,808,019 0.9614 46,607,051 15 1,487 .092385630
Random Totals: 86,159,189   89,112,065 36 2,105  
Catg D1 Exception Values: 5,014,231   6,323,513      
Total Test Values (4): 91,173,420   95,435,578      

Margin of Error

Margin of Error Percent: 7.8512271
Margin of Error Value: 7,492,864

Confidence Interval Values (5)

State Lower Limit: 87,942,714 (State Test Value minus Margin of Error Percent)
Local Test Value: 91,173,420 (Within Confidence Interval)
State Upper Limit: 102,928,442 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 88,917,000 (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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