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2006 Confidence Interval Detail
211/Sherman
211-901/Texhoma ISD

Category Summary

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

Stratum
Variance
D3 2,972,310 1.0529 2,822,975 10 526 .143759375
G1 20,909,310 1.0442 20,024,239 11 91 .019850600
G1 20,823,420 1.0849 19,193,861 10 46 .013162505
G1 21,384,880 1.0637 20,104,240 9 30 .004406717
G1 20,056,530 0.9634 20,818,487 6 13 .008961260
Random Totals: 86,146,450   82,963,802 46 706  
Catg J Exception Values: 3,230,060   3,059,934      
Catg D1 Exception Values: 14,845,610   12,527,491      
Total Test Values (4): 104,222,120   98,551,227      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,927,561

Confidence Interval Values (5)

State Lower Limit: 93,623,666 (State Test Value minus Margin of Error Percent)
State Upper Limit: 103,478,788 (State Test Value plus Margin of Error Percent)
Local Test Value: 104,222,120 (Outside Confidence Interval)
Value Assigned (6): 130,602,112 (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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