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2010 Confidence Interval Detail
174/Nacogdoches
174-910/Etoile ISD

Category Summary

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

Stratum
Variance
A 9,108,050 0.9339 9,752,704 15 239 .003504204
A 8,985,250 0.9657 9,304,391 15 128 .000263576
A 8,507,960 0.9617 8,846,792 15 77 .004427239
A 8,947,870 0.9744 9,182,954 14 51 .000764775
C 1,017,430 1.0254 992,227 13 237 .006398577
C 869,730 0.9900 878,515 12 103 .007482295
C 1,203,370 0.9949 1,209,539 12 53 .008605110
C 779,960 0.9764 798,812 7 18 .003928005
D3 8,035,800 1.0926 7,354,750 20 492 .067742627
Random Totals: 47,455,420   48,320,684 123 1,398  
Catg J Exception Values: 871,980   925,513      
Catg D1 Exception Values: 6,989,700   4,406,004      
Total Test Values (4): 55,317,100   53,652,201      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,682,610

Confidence Interval Values (5)

State Lower Limit: 50,969,591 (State Test Value minus Margin of Error Percent)
Local Test Value: 55,317,100 (Within Confidence Interval)
State Upper Limit: 56,334,811 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 43,828,166 (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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