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2009 Confidence Interval Detail
031/Cameron
031-906/Los Fresnos CISD

Category Summary

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

Stratum
Variance
A 216,023,043 0.9577 225,564,418 38 4,079 .104337636
A 203,809,046 0.9866 206,577,180 60 2,218 .026225099
A 191,011,804 0.9905 192,843,820 35 1,333 .039755703
A 214,854,983 0.9846 218,215,502 27 834 .028549623
C 29,170,822 0.8853 32,950,211 18 2,205 .048648027
C 27,679,398 0.9342 29,628,985 21 1,296 .075416166
C 28,558,261 0.9670 29,532,845 14 859 .068321007
C 29,507,372 1.1382 25,924,593 8 323 .068205067
D3 109,367,960 0.9542 114,617,439 20 4,822 .000818262
F1 16,610,598 0.9395 17,680,253 9 168 .010603544
F1 17,774,854 0.9975 17,819,403 9 68 .006087209
F1 18,212,478 0.9359 19,459,855 8 29 .011385975
F1 14,546,877 0.8819 16,494,928 4 5 .060993735
Random Totals: 1,117,127,496   1,147,309,432 271 18,239  
Catg D1 Exception Values: 24,617,173   25,525,186      
Total Test Values (4): 1,141,744,669   1,172,834,618      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 58,641,731

Confidence Interval Values (5)

State Lower Limit: 1,114,192,887 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,141,744,669 (Within Confidence Interval)
State Upper Limit: 1,231,476,349 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,171,166,305 (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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