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2011 Confidence Interval Detail
046/Comal
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 407,728,507 0.9455 431,230,573 66 3,567 .012549582
A 474,577,262 0.9754 486,546,301 82 2,819 .013073296
A 479,788,672 0.9559 501,923,498 60 2,088 .008083784
A 428,894,620 0.9495 451,705,761 49 1,114 .016578987
F1 90,525,455 0.9717 93,161,938 15 397 .026324363
F1 88,814,132 0.9848 90,184,943 10 170 .010395039
F1 92,198,760 0.8838 104,320,842 9 63 .068933720
F1 94,355,823 0.9598 98,307,796 6 14 .008074300
Random Totals: 2,156,883,231   2,257,381,652 297 10,232  
Catg D1 Exception Values: 1,684,610   1,550,658      
Total Test Values (4): 2,158,567,841   2,258,932,310      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 112,946,616

Confidence Interval Values (5)

State Lower Limit: 2,145,985,694 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,158,567,841 (Within Confidence Interval)
State Upper Limit: 2,371,878,926 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,392,197,619 (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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