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2006 Confidence Interval Detail
047/Comanche
047-901/Comanche ISD

Category Summary

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

Stratum
Variance
A 23,328,971 0.9746 23,936,970 35 887 .196007741
A 23,233,745 0.8429 27,564,059 17 440 .122800059
A 23,231,476 0.8888 26,138,024 16 286 .033024789
A 23,262,699 0.9079 25,622,534 16 178 .028089865
D3 67,154,353 0.9412 71,349,716 31 3,958 .100882478
F1 6,268,589 0.7922 7,912,887 12 150 .146449839
F1 6,239,869 0.8231 7,580,937 10 66 .125115071
F1 6,298,496 0.8443 7,460,021 9 29 .130108494
F1 6,187,894 1.0458 5,916,900 6 10 .018645755
L1 3,902,968 1.0101 3,863,942 8 121 .005843960
L1 3,886,722 0.8590 4,524,705 7 28 .152619930
L1 4,193,522 1.0348 4,052,495 4 11 .004497035
Random Totals: 197,189,304   215,923,190 171 6,164  
Catg J Exception Values: 16,148,470   16,444,432      
Catg D1 Exception Values: 17,466,791   16,580,589      
Catg L1 Exception Values: 3,497,116   3,414,515      
Total Test Values (4): 234,301,681   252,362,726      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 12,618,136

Confidence Interval Values (5)

Local Test Value: 234,301,681 (Outside Confidence Interval)
State Lower Limit: 239,744,590 (State Test Value minus Margin of Error Percent)
State Upper Limit: 264,980,862 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 224,648,576 (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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