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2009 Confidence Interval Detail
034/Cass
034-906/McLeod ISD

Category Summary

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

Stratum
Variance
A 2,351,900 0.9408 2,499,894 6 69 .084109219
A 2,259,460 0.8525 2,650,393 6 40 .007003468
A 2,349,380 0.9921 2,368,088 6 29 .003586453
A 2,355,810 1.0553 2,232,360 5 16 .038658071
D3 11,015,870 1.0007 11,008,164 22 771 .039946853
G1 2,712,774 0.9732 2,787,478 10 19 .019130852
G1 2,884,411 1.0324 2,793,889 5 7 .006489148
Random Totals: 25,929,605   26,340,266 60 951  
Catg D1 Exception Values: 4,218,098   4,161,089      
Catg G1 Exception Values: 4,900,838   4,829,422      
Total Test Values (4): 35,048,541   35,330,777      

Margin of Error

Margin of Error Percent: 5.0000004
Margin of Error Value: 1,766,539

Confidence Interval Values (5)

State Lower Limit: 33,564,238 (State Test Value minus Margin of Error Percent)
Local Test Value: 35,048,541 (Within Confidence Interval)
State Upper Limit: 37,097,316 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 32,138,800 (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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