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2006 Confidence Interval Detail
126/Johnson
126-907/Rio Vista ISD

Category Summary

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

Stratum
Variance
A 14,284,844 0.9136 15,635,775 14 304 .056334904
A 14,168,139 0.9972 14,207,921 18 181 .008787639
A 14,223,501 0.9456 15,041,773 17 128 .012753548
A 14,199,918 1.0302 13,783,652 19 75 .022213153
C 7,173,093 0.9170 7,822,348 12 331 .101077621
C 6,040,212 0.9575 6,308,315 11 134 .053032922
C 6,190,853 1.0439 5,930,504 7 108 .052345568
C 6,174,538 1.0420 5,925,660 6 69 .001082209
D3 45,146,925 0.9023 50,035,382 25 1,406 .025187674
Random Totals: 127,602,023   134,691,330 129 2,736  
Catg J Exception Values: 5,200,583   4,754,932      
Catg D1 Exception Values: 3,866,505   3,894,887      
Total Test Values (4): 136,669,111   143,341,149      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,167,057

Confidence Interval Values (5)

State Lower Limit: 136,174,092 (State Test Value minus Margin of Error Percent)
Local Test Value: 136,669,111 (Within Confidence Interval)
State Upper Limit: 150,508,206 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 167,136,717 (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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