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2011 Confidence Interval Detail
247/Wilson
247-901/Floresville ISD

Category Summary

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

Stratum
Variance
A 177,534,989 0.9609 184,759,069 26 2,314 .031733249
A 169,189,743 0.9918 170,588,569 21 1,115 .006879863
A 173,772,794 0.9789 177,518,433 17 820 .010522268
A 179,163,238 1.0255 174,708,179 18 618 .006645720
D3 170,749,467 0.9896 172,543,924 15 4,747 .008102630
F1 15,941,440 0.9466 16,840,735 9 154 .033845668
F1 17,633,020 1.0201 17,285,580 8 57 .021752414
F1 14,218,740 0.9051 15,709,579 7 22 .013629432
F1 12,829,240 0.9284 13,818,656 3 5 .003437692
Random Totals: 931,032,671   943,772,724 124 9,852  
Catg D1 Exception Values: 17,312,187   13,966,117      
Total Test Values (4): 948,344,858   957,738,841      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 47,886,942

Confidence Interval Values (5)

State Lower Limit: 909,851,899 (State Test Value minus Margin of Error Percent)
Local Test Value: 948,344,858 (Within Confidence Interval)
State Upper Limit: 1,005,625,783 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 971,030,527 (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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