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2011 Confidence Interval Detail
120/Jackson
120-901/Edna ISD

Category Summary

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

Stratum
Variance
A 33,602,401 0.9131 36,800,352 10 828 .090358431
A 32,382,240 0.9732 33,273,983 11 447 .009464293
A 36,595,615 0.9861 37,111,464 10 345 .003578898
A 45,063,432 0.9818 45,898,790 12 248 .002286766
D3 64,613,281 1.0496 61,559,909 15 3,900 .017499285
F1 8,253,603 0.9920 8,320,164 9 131 .006411011
F1 8,675,353 1.0290 8,430,858 8 53 .006672763
F1 9,743,438 1.0854 8,976,818 7 25 .011294726
F1 7,506,198 0.9416 7,971,748 4 7 .004868324
G1 15,888,010 0.9777 16,250,394 9 34 .100143093
G1 15,457,560 0.9500 16,271,116 5 10 .037977091
G1 15,974,284 0.9532 16,758,586 4 7 .003955100
G1 15,325,759 1.0100 15,174,019 3 4 .001179362
Random Totals: 309,081,174   312,798,201 107 6,039  
Catg J Exception Values: 10,691,807   10,280,088      
Catg D1 Exception Values: 30,809,590   28,561,901      
Total Test Values (4): 350,582,571   351,640,190      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 17,582,010

Confidence Interval Values (5)

State Lower Limit: 334,058,180 (State Test Value minus Margin of Error Percent)
Local Test Value: 350,582,571 (Within Confidence Interval)
State Upper Limit: 369,222,200 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 385,510,233 (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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