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2008 Confidence Interval Detail
124/Jim Hogg
124-901/Jim Hogg ISD

Category Summary

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

Stratum
Variance
A 12,062,960 0.8260 14,604,068 7 713 .082627647
A 12,247,680 0.5342 22,927,143 7 398 .311254755
A 12,494,330 0.7259 17,212,192 7 232 .088643770
A 13,752,260 0.7717 17,820,733 7 117 .046392981
D3 17,951,590 0.4698 38,211,132 11 2,119 .112110673
G1 52,950,950 1.0525 50,309,691 7 81 .003579771
G1 53,732,909 1.0554 50,912,364 7 37 .043269573
G1 53,764,520 1.0631 50,573,342 6 19 .015687425
G1 51,047,240 1.0196 50,065,947 4 10 .000623925
Random Totals: 280,004,439   312,636,612 63 3,726  
Catg J Exception Values: 10,198,161   10,276,080      
Catg D1 Exception Values: 43,223,570   49,335,683      
Total Test Values (4): 333,426,170   372,248,375      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 18,612,419

Confidence Interval Values (5)

Local Test Value: 333,426,170 (Outside Confidence Interval)
State Lower Limit: 353,635,956 (State Test Value minus Margin of Error Percent)
State Upper Limit: 390,860,794 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 441,105,300 (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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