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2007 Confidence Interval Detail
094/Guadalupe
094-903/Navarro ISD

Category Summary

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

Stratum
Variance
A 64,619,988 0.9718 66,495,151 24 590 .005888200
A 64,379,079 1.0151 63,421,416 15 355 .001009361
A 64,567,036 0.9608 67,201,328 12 246 .039157212
A 64,355,131 0.9960 64,613,585 18 144 .001403468
D3 61,902,225 1.0251 60,386,523 14 2,128 .003346700
Random Totals: 319,823,459   322,118,003 83 3,463  
Catg J Exception Values: 6,572,388   5,466,698      
Catg D1 Exception Values: 5,600,636   5,975,246      
Total Test Values (4): 331,996,483   333,559,947      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 16,677,997

Confidence Interval Values (5)

State Lower Limit: 316,881,950 (State Test Value minus Margin of Error Percent)
Local Test Value: 331,996,483 (Within Confidence Interval)
State Upper Limit: 350,237,944 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 461,370,613 (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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