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2009 Confidence Interval Detail
029/Calhoun
029-901/Calhoun County ISD

Category Summary

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

Stratum
Variance
A 182,844,621 0.8533 214,279,411 26 3,500 .093882855
A 205,647,390 0.9297 221,197,580 28 2,037 .037940901
A 202,154,327 0.9280 217,838,714 20 1,238 .048427641
A 213,537,574 1.0705 199,474,614 16 661 .013788876
C 44,354,501 0.5891 75,291,973 20 2,057 .157586709
C 50,192,296 0.6968 72,032,572 15 601 .098528461
C 13,900,524 0.6863 20,254,297 22 101 .035783790
C 90,671,438 0.7211 125,740,449 16 372 .061222232
F1 32,472,152 0.9082 35,754,407 9 400 .015559494
F1 32,273,308 0.8055 40,066,180 9 125 .059130506
F1 28,773,618 0.8778 32,779,241 7 38 .072191934
F1 39,829,320 0.9614 41,428,458 5 12 .026507619
G1 26,639,829 1.0229 26,043,434 6 47 .019428747
G1 25,924,747 0.9918 26,139,088 5 15 .004477508
G1 29,599,384 1.0072 29,387,792 4 8 .011762294
G1 20,836,856 1.0289 20,251,585 2 3 .002704101
L1 23,700,489 0.9975 23,759,889 7 350 .003002884
L1 33,457,304 0.9910 33,761,154 6 60 .000438529
L1 27,228,530 0.9832 27,693,786 4 8 .001277865
L1 27,319,404 0.9997 27,327,602 2 3 .000000085
Random Totals: 1,351,357,612   1,510,502,226 229 11,636  
Catg D1 Exception Values: 26,955,766   40,334,909      
Total Test Values (4): 1,378,313,378   1,550,837,135      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 77,541,857

Confidence Interval Values (5)

Local Test Value: 1,378,313,378 (Outside Confidence Interval)
State Lower Limit: 1,473,295,278 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,628,378,992 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,718,826,986 (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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