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2009 Confidence Interval Detail
183/Panola
183-904/Gary ISD

Category Summary

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

Stratum
Variance
A 7,320,770 0.8976 8,155,938 8 198 .050486936
A 8,205,840 0.9155 8,963,233 8 121 .024361922
A 10,419,130 0.9002 11,574,239 7 98 .023524620
A 9,628,230 1.1518 8,359,290 7 47 .024020790
D3 20,177,160 0.8494 23,754,603 21 1,236 .061770398
G1 53,667,043 0.9726 55,178,946 12 125 .012952900
G1 53,809,007 1.0233 52,583,804 10 56 .006247654
G1 52,262,378 1.0067 51,914,551 8 28 .004735645
G1 52,730,539 1.0582 49,830,409 6 15 .005594162
Random Totals: 268,220,097   270,315,013 87 1,924  
Catg J Exception Values: 4,395,771   4,477,190      
Catg D1 Exception Values: 5,793,940   6,260,513      
Total Test Values (4): 278,409,808   281,052,716      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 14,052,636

Confidence Interval Values (5)

State Lower Limit: 267,000,080 (State Test Value minus Margin of Error Percent)
Local Test Value: 278,409,808 (Within Confidence Interval)
State Upper Limit: 295,105,352 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 307,891,203 (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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