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2008 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 138,950,812 0.9364 148,388,308 10 2,118 .029555390
A 157,462,689 0.9905 158,972,932 14 1,719 .004865377
A 168,912,255 0.9905 170,532,312 20 1,396 .004608821
A 164,660,168 1.0303 159,817,692 20 974 .007165878
D3 43,008,230 0.7531 57,108,259 12 321 .851289418
F1 30,794,348 1.0318 29,845,268 7 157 .019464124
F1 27,501,724 0.9473 29,031,694 6 50 .025823217
F1 32,273,376 1.0361 31,148,901 5 29 .015327954
F1 59,895,414 0.9918 60,390,617 4 14 .004154214
L1 28,159,489 0.9452 29,792,096 8 196 .089243242
L1 34,623,513 1.0282 33,673,909 7 30 .003934142
L1 20,327,910 1.0588 19,199,008 4 7 .005871765
L1 68,382,283 0.9874 69,254,895 4 9 .000501510
Random Totals: 974,952,211   997,155,891 121 7,020  
Catg D1 Exception Values: 1,022,473   1,028,185      
Total Test Values (4): 975,974,684   998,184,076      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 49,909,204

Confidence Interval Values (5)

State Lower Limit: 948,274,872 (State Test Value minus Margin of Error Percent)
Local Test Value: 975,974,684 (Within Confidence Interval)
State Upper Limit: 1,048,093,280 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,771,168,509 (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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