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2007 Confidence Interval Detail
013/Bee
013-905/Skidmore-Tynan ISD

Category Summary

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

Stratum
Variance
A 6,873,917 0.9882 6,955,998 7 290 .013107844
A 6,816,975 0.9898 6,887,225 7 144 .004287315
A 6,916,959 0.9555 7,239,099 6 90 .011861356
A 6,768,902 0.9693 6,983,289 6 51 .012742614
D3 24,524,940 0.9645 25,427,621 11 2,248 .056316882
G1 6,272,110 0.9875 6,351,504 5 17 .024994570
G1 5,967,160 0.8496 7,023,493 4 7 .027204921
G1 7,172,720 0.9611 7,463,032 3 5 .015972426
Random Totals: 71,313,683   74,331,261 49 2,852  
Catg J Exception Values: 6,089,943   6,091,649      
Catg D1 Exception Values: 19,907,130   20,754,656      
Catg G1 Exception Values: 4,341,340   4,226,465      
Total Test Values (4): 101,652,096   105,404,031      

Margin of Error

Margin of Error Percent: 5.0000004
Margin of Error Value: 5,270,202

Confidence Interval Values (5)

State Lower Limit: 100,133,829 (State Test Value minus Margin of Error Percent)
Local Test Value: 101,652,096 (Within Confidence Interval)
State Upper Limit: 110,674,233 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 109,767,862 (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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