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2006 Confidence Interval Detail
242/Wheeler
242-905/Kelton ISD

Category Summary

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

Stratum
Variance
D3 3,314,800 0.7836 4,230,219 11 530 .136389700
G1 66,743,914 0.9995 66,777,303 9 68 .093034529
G1 67,196,215 1.0160 66,138,007 7 25 .114234150
G1 70,085,157 1.2685 55,250,419 6 13 .035354680
G1 59,656,261 1.1112 53,686,340 3 7 .013194876
Random Totals: 266,996,347   246,082,288 36 643  
Catg J Exception Values: 2,442,124   3,602,466      
Catg D1 Exception Values: 5,239,670   6,654,041      
Total Test Values (4): 274,678,141   256,338,795      

Margin of Error

Margin of Error Percent: 8.2705324
Margin of Error Value: 21,200,583

Confidence Interval Values (5)

State Lower Limit: 235,138,212 (State Test Value minus Margin of Error Percent)
Local Test Value: 274,678,141 (Within Confidence Interval)
State Upper Limit: 277,539,378 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 328,234,534 (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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