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2009 Confidence Interval Detail
243/Wichita
243-902/Electra ISD

Category Summary

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

Stratum
Variance
A 11,130,619 0.9403 11,837,306 7 537 .040557880
A 10,741,555 0.9826 10,931,768 9 275 .023018212
A 10,898,684 0.9952 10,951,250 7 174 .009006524
A 12,492,970 1.0050 12,430,816 7 113 .040572214
D3 4,781,835 0.8165 5,856,503 10 976 .056138575
G1 27,582,420 1.0270 26,857,274 8 87 .003289247
G1 28,565,120 0.9996 28,576,551 7 25 .009622558
G1 28,132,400 0.9646 29,164,835 4 6 .000224305
Random Totals: 134,325,603   136,606,303 59 2,193  
Catg J Exception Values: 9,871,870   9,243,281      
Catg D1 Exception Values: 13,854,740   12,776,758      
Catg G1 Exception Values: 23,969,454   22,924,916      
Total Test Values (4): 182,021,667   181,551,258      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 9,077,563

Confidence Interval Values (5)

State Lower Limit: 172,473,695 (State Test Value minus Margin of Error Percent)
Local Test Value: 182,021,667 (Within Confidence Interval)
State Upper Limit: 190,628,821 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 221,830,241 (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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