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2006 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 56,437,217 0.9465 59,627,276 9 566 .007322995
A 56,398,085 1.0151 55,559,142 17 342 .003264051
A 56,301,114 0.9955 56,555,614 18 237 .003768015
A 56,284,387 1.0076 55,859,852 12 144 .004068658
D3 54,228,751 1.0570 51,304,400 20 2,082 .034162139
Random Totals: 279,649,554   278,906,284 76 3,371  
Catg J Exception Values: 3,186,330   4,343,199      
Catg D1 Exception Values: 5,630,748   5,879,487      
Total Test Values (4): 288,466,632   289,128,970      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 14,456,449

Confidence Interval Values (5)

State Lower Limit: 274,672,521 (State Test Value minus Margin of Error Percent)
Local Test Value: 288,466,632 (Within Confidence Interval)
State Upper Limit: 303,585,419 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 405,155,222 (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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