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2009 Confidence Interval Detail
101/Harris
101-924/Sheldon ISD

Category Summary

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

Stratum
Variance
A 211,913,056 1.0052 210,816,809 33 3,138 .061819002
A 155,837,516 1.0120 153,989,640 40 1,621 .019710271
A 131,161,863 1.0375 126,421,073 43 1,088 .018769165
A 113,531,206 0.9876 114,956,669 15 638 .015575773
F1 38,168,208 0.9224 41,379,237 7 163 .010382761
F1 42,010,877 0.9561 43,939,836 6 56 .011078095
F1 53,280,091 1.0151 52,487,529 5 25 .000889503
F1 43,712,467 0.9754 44,814,914 2 6 .000505141
L1 44,936,620 0.9879 45,487,013 7 177 .028353994
L1 37,618,099 0.9712 38,733,627 5 20 .016383791
L1 26,834,734 1.0015 26,794,542 2 6 .000005792
L1 49,610,365 0.9841 50,411,914 2 5 .000235556
Random Totals: 948,615,102   950,232,803 167 6,943  
Catg D1 Exception Values: 800,442   749,336      
Total Test Values (4): 949,415,544   950,982,139      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 47,549,107

Confidence Interval Values (5)

State Lower Limit: 903,433,032 (State Test Value minus Margin of Error Percent)
Local Test Value: 949,415,544 (Within Confidence Interval)
State Upper Limit: 998,531,246 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 4,541,244,337 (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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