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2007 Confidence Interval Detail
153/Lynn
153-907/Wilson ISD

Category Summary

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

Stratum
Variance
A 2,292,739 0.9001 2,547,205 9 95 .012989586
A 2,259,123 0.9033 2,500,966 8 44 .010083854
A 2,325,283 0.9603 2,421,413 7 28 .006755076
A 2,184,799 1.0117 2,159,532 6 17 .005128890
D3 6,722,740 1.0142 6,628,614 25 828 .071283269
G1 2,549,260 1.0058 2,534,560 10 14 .029552168
Random Totals: 18,333,944   18,792,290 65 1,026  
Catg J Exception Values: 1,084,019   1,098,487      
Catg D1 Exception Values: 14,627,750   14,890,449      
Catg G1 Exception Values: 3,587,159   2,957,152      
Total Test Values (4): 37,632,872   37,738,378      

Margin of Error

Margin of Error Percent: 5.0000003
Margin of Error Value: 1,886,919

Confidence Interval Values (5)

State Lower Limit: 35,851,459 (State Test Value minus Margin of Error Percent)
Local Test Value: 37,632,872 (Within Confidence Interval)
State Upper Limit: 39,625,297 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 37,832,805 (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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