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2008 Confidence Interval Detail
205/San Patricio
205-901/Aransas Pass ISD

Category Summary

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

Stratum
Variance
A 70,776,251 0.9345 75,737,026 22 1,191 .080217336
A 75,570,357 1.0128 74,615,281 26 652 .030390662
A 76,558,728 1.0295 74,364,962 14 347 .005227635
A 100,377,929 0.9862 101,782,528 17 181 .027677591
C 6,965,243 0.9667 7,205,175 7 746 .006068371
C 5,307,980 0.9244 5,742,081 8 152 .032585420
C 4,166,730 0.9953 4,186,406 6 24 .000296085
C 13,813,874 1.1821 11,685,876 7 52 .052264043
F1 16,919,452 1.0038 16,855,401 7 141 .029878530
F1 19,153,988 0.9428 20,316,067 6 53 .018516265
F1 24,021,818 0.8424 28,515,928 6 18 .030877471
F1 21,664,346 1.0318 20,996,652 2 3 .002703723
G1 4,337,410 1.0411 4,166,180 4 5 .012951528
Random Totals: 439,634,106   446,169,563 132 3,565  
Catg D1 Exception Values: 128,322   162,288      
Total Test Values (4): 439,762,428   446,331,851      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 22,316,593

Confidence Interval Values (5)

State Lower Limit: 424,015,258 (State Test Value minus Margin of Error Percent)
Local Test Value: 439,762,428 (Within Confidence Interval)
State Upper Limit: 468,648,444 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 470,104,008 (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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