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2008 Confidence Interval Detail
094/Guadalupe
094-901/Seguin ISD

Category Summary

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

Stratum
Variance
A 311,953,145 1.0360 301,113,074 52 4,532 .025740349
A 312,575,499 1.0518 297,181,497 57 2,455 .025885032
A 362,665,383 1.0039 361,256,483 50 1,870 .013194266
A 427,551,538 0.9689 441,275,197 50 936 .017330928
D3 232,953,107 0.9970 233,654,069 64 7,736 .032825887
F1 65,889,399 0.9241 71,301,157 10 465 .015553000
F1 77,624,425 0.8606 90,198,030 10 189 .030510811
F1 68,677,784 0.9466 72,552,064 6 61 .019273872
F1 79,243,420 0.9436 83,979,886 5 20 .014341222
L1 27,150,816 1.0642 25,512,889 7 444 .012466569
L1 23,985,411 0.9759 24,577,734 7 88 .009321855
L1 33,318,256 0.9892 33,682,022 5 31 .004546801
L1 29,576,885 0.9703 30,482,207 3 8 .002078684
Random Totals: 2,053,165,068   2,066,766,309 326 18,835  
Catg D1 Exception Values: 13,700,892   14,708,594      
Total Test Values (4): 2,066,865,960   2,081,474,903      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 104,073,745

Confidence Interval Values (5)

State Lower Limit: 1,977,401,158 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,066,865,960 (Within Confidence Interval)
State Upper Limit: 2,185,548,648 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,356,146,302 (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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