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2008 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 16,437,440 0.9735 16,884,890 34 313 .016259141
D3 19,816,525 1.0074 19,670,960 44 1,602 .037493872
Random Totals: 36,253,965   36,555,850 78 1,915  
Catg J Exception Values: 10,648,944   9,357,211      
Catg D1 Exception Values: 5,820,501   7,700,896      
Total Test Values (4): 52,723,410   53,613,957      

Margin of Error

Margin of Error Percent: 5.0000003
Margin of Error Value: 2,680,698

Confidence Interval Values (5)

State Lower Limit: 50,933,259 (State Test Value minus Margin of Error Percent)
Local Test Value: 52,723,410 (Within Confidence Interval)
State Upper Limit: 56,294,655 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 54,891,656 (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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