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2008 Confidence Interval Detail
023/Briscoe
096-905/Turkey-Quitaque ISD

Category Summary

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

Stratum
Variance
A 4,938,060 1.0180 4,850,747 12 235 .024692144
D3 2,601,060 0.7981 3,259,065 11 574 .148365431
F1 1,424,860 1.0073 1,414,534 10 80 .011288764
L1 1,121,306 1.0068 1,113,733 10 42 .000337888
Random Totals: 10,085,286   10,638,079 43 931  
Catg J Exception Values: 347,754   313,341      
Catg D1 Exception Values: 7,331,720   5,776,959      
Total Test Values (4): 17,764,760   16,728,379      

Margin of Error

Margin of Error Percent: 5.2423430
Margin of Error Value: 876,959

Confidence Interval Values (5)

State Lower Limit: 15,851,420 (State Test Value minus Margin of Error Percent)
State Upper Limit: 17,605,338 (State Test Value plus Margin of Error Percent)
Local Test Value: 17,764,760 (Outside Confidence Interval)
Value Assigned (6): 16,549,201 (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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