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2008 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 152,405,160 0.9935 153,402,275 25 3,289 .077250640
A 171,087,265 0.8546 200,195,723 35 1,933 .037415468
A 188,927,594 0.8587 220,015,831 22 1,296 .041782535
A 216,604,176 0.9401 230,405,463 15 745 .028037191
C 26,912,895 0.5551 48,482,967 46 2,477 .449572382
C 41,600,293 0.7568 54,968,675 14 954 .532955100
C 105,464,237 0.8193 128,724,810 13 905 .090350192
C 25,893,920 0.9869 26,237,633 11 85 .002409563
D3 46,104,529 0.7065 65,257,649 23 4,925 .364015734
F1 30,011,696 0.9240 32,480,190 8 398 .019557282
F1 31,032,662 0.8832 35,136,619 9 126 .055292290
F1 30,054,270 0.9497 31,646,067 8 41 .023470624
F1 32,000,739 0.9867 32,432,086 4 12 .019046732
G1 36,928,906 0.9538 38,717,662 6 51 .002769218
G1 36,586,712 0.9303 39,327,864 5 14 .043268405
G1 36,542,794 1.0356 35,286,591 4 7 .003885280
G1 34,908,188 0.8192 42,612,534 3 4 .013939234
L1 22,098,291 1.0372 21,305,718 9 450 .004194950
L1 23,229,260 0.9961 23,320,209 9 74 .002821064
L1 22,651,465 0.9979 22,699,133 6 16 .000095320
Random Totals: 1,311,045,052   1,482,655,699 275 17,802  
Catg J Exception Values: 34,594,759   35,382,064      
Catg D1 Exception Values: 27,008,217   35,854,579      
Catg L1 Exception Values: 24,654,506   26,413,335      
Total Test Values (4): 1,397,302,534   1,580,305,677      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 79,015,284

Confidence Interval Values (5)

Local Test Value: 1,397,302,534 (Outside Confidence Interval)
State Lower Limit: 1,501,290,393 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,659,320,961 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 4,039,009,319 (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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