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2007 Confidence Interval Detail
162/McMullen
162-904/McMullen County ISD

Category Summary

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

Stratum
Variance
D3 12,719,246 0.9734 13,066,824 12 3,371 .027218824
G1 72,059,944 0.9411 76,569,912 15 310 .072060350
G1 71,918,605 1.0185 70,612,278 15 92 .006244549
G1 74,727,222 0.9756 76,596,169 15 35 .019517978
G1 68,997,841 1.0902 63,289,159 7 9 .020352224
Random Totals: 300,422,858   300,134,342 64 3,817  
Catg J Exception Values: 2,323,616   2,269,199      
Catg D1 Exception Values: 28,524,327   45,577,577      
Total Test Values (4): 331,270,801   347,981,118      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 17,399,056

Confidence Interval Values (5)

State Lower Limit: 330,582,062 (State Test Value minus Margin of Error Percent)
Local Test Value: 331,270,801 (Within Confidence Interval)
State Upper Limit: 365,380,174 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 404,393,122 (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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