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2006 Confidence Interval Detail
034/Cass
172-905/Pewitt ISD

Category Summary

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

Stratum
Variance
A 16,098,470 0.9129 17,634,429 15 553 .012889675
A 16,119,882 0.9122 17,671,434 17 327 .043225464
A 16,130,796 0.8836 18,255,767 16 221 .019265866
A 16,027,011 1.0581 15,146,972 16 132 .022940109
D3 52,555,560 1.0296 51,044,639 20 3,007 .076116757
Random Totals: 116,931,719   119,753,241 84 4,240  
Catg J Exception Values: 17,537,060   18,006,537      
Catg D1 Exception Values: 11,361,030   11,042,624      
Total Test Values (4): 145,829,809   148,802,402      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,440,120

Confidence Interval Values (5)

State Lower Limit: 141,362,282 (State Test Value minus Margin of Error Percent)
Local Test Value: 145,829,809 (Within Confidence Interval)
State Upper Limit: 156,242,522 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 149,431,147 (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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