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2009 Confidence Interval Detail
094/Guadalupe
046-901/New Braunfels ISD

Category Summary

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

Stratum
Variance
A 151,395,285 1.0207 148,324,958 27 1,155 .004564284
A 137,391,058 1.0386 132,284,862 23 826 .008226109
A 139,860,748 1.0204 137,064,630 28 726 .005630666
A 134,820,450 0.9977 135,131,252 12 404 .002595796
Random Totals: 563,467,541   552,805,702 90 3,111  
Catg D1 Exception Values: 385,016   397,755      
Total Test Values (4): 563,852,557   553,203,457      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 27,660,173

Confidence Interval Values (5)

State Lower Limit: 525,543,284 (State Test Value minus Margin of Error Percent)
Local Test Value: 563,852,557 (Within Confidence Interval)
State Upper Limit: 580,863,630 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 558,964,431 (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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