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2010 Confidence Interval Detail
112/Hopkins
112-908/Como-Pickton ISD

Category Summary

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

Stratum
Variance
A 7,161,450 0.9968 7,184,440 10 182 .047083946
A 8,490,530 1.0706 7,930,628 9 122 .018061400
A 7,551,960 1.0421 7,246,867 10 78 .027335896
A 8,248,990 1.1674 7,066,121 8 55 .030961279
D3 89,166,680 1.0202 87,401,176 21 2,830 .070838217
Random Totals: 120,619,610   116,829,232 58 3,267  
Catg J Exception Values: 5,895,530   5,908,656      
Catg D1 Exception Values: 7,203,840   5,827,107      
Total Test Values (4): 133,718,980   128,564,995      

Margin of Error

Margin of Error Percent: 7.9844634
Margin of Error Value: 10,265,225

Confidence Interval Values (5)

State Lower Limit: 118,299,770 (State Test Value minus Margin of Error Percent)
Local Test Value: 133,718,980 (Within Confidence Interval)
State Upper Limit: 138,830,220 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 135,320,571 (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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