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2009 Confidence Interval Detail
083/Gaines
083-901/Seagraves ISD

Category Summary

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

Stratum
Variance
A 5,926,120 0.9510 6,231,462 8 297 .045031706
A 6,217,910 1.0227 6,079,896 7 145 .004438788
A 5,944,940 0.9782 6,077,428 7 89 .001486251
A 7,427,310 0.9762 7,608,390 6 68 .000288142
D3 9,483,695 0.8092 11,719,841 20 494 .010109669
G1 23,308,616 1.0007 23,292,311 10 31 .009811488
Random Totals: 58,308,591   61,009,328 58 1,124  
Catg J Exception Values: 2,095,350   1,949,362      
Catg D1 Exception Values: 21,505,349   25,309,858      
Catg G1 Exception Values: 37,132,460   36,858,793      
Total Test Values (4): 119,041,750   125,127,341      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,256,367

Confidence Interval Values (5)

State Lower Limit: 118,870,974 (State Test Value minus Margin of Error Percent)
Local Test Value: 119,041,750 (Within Confidence Interval)
State Upper Limit: 131,383,708 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 170,823,543 (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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