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2011 Confidence Interval Detail
013/Bee
013-903/Pettus ISD

Category Summary

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

Stratum
Variance
A 4,445,710 0.9519 4,670,354 10 154 .013055123
A 4,312,510 0.8991 4,796,474 10 77 .010979439
A 4,071,720 0.9779 4,163,739 10 52 .011435123
A 4,981,100 1.0151 4,907,004 10 40 .003067011
D3 19,608,460 1.0228 19,171,353 15 1,245 .023342884
G1 8,684,670 0.9892 8,779,488 8 37 .048824609
G1 8,207,230 0.9164 8,955,947 5 11 .047829111
G1 8,472,940 1.2019 7,049,621 3 5 .189677298
G1 8,411,850 0.9432 8,918,416 2 3 .087652943
Random Totals: 71,196,190   71,412,396 73 1,624  
Catg J Exception Values: 5,300,043   5,427,239      
Catg D1 Exception Values: 5,736,100   6,610,925      
Catg G1 Exception Values: 14,950,783   14,663,844      
Total Test Values (4): 97,183,116   98,114,404      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,905,720

Confidence Interval Values (5)

State Lower Limit: 93,208,684 (State Test Value minus Margin of Error Percent)
Local Test Value: 97,183,116 (Within Confidence Interval)
State Upper Limit: 103,020,124 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 113,440,774 (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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