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2008 Confidence Interval Detail
126/Johnson
126-906/Keene ISD

Category Summary

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

Stratum
Variance
A 20,632,378 0.9643 21,396,223 15 333 .008529695
A 20,420,195 0.9318 21,914,783 18 214 .017047629
A 27,778,929 1.0075 27,572,138 14 222 .003970139
A 28,368,859 0.9645 29,413,021 15 157 .017039119
B 2,394,757 1.0378 2,307,532 9 28 .008602324
B 3,526,325 0.9481 3,719,360 7 22 .043675880
B 5,024,575 0.9947 5,051,347 12 21 .042467021
B 3,713,806 0.9079 4,090,545 6 6 .006786059
F1 3,687,906 0.9611 3,837,172 8 24 .031447438
F1 4,501,087 0.7821 5,755,130 8 13 .060877870
L1 1,051,331 0.6735 1,560,996 7 11 .403475109
L1 1,508,881 1.0412 1,449,175 4 7 .005675125
L1 1,346,498 0.9817 1,371,598 2 4 .000296670
Random Totals: 123,955,527   129,439,020 125 1,062  
Catg D1 Exception Values: 76,232   65,918      
Catg F1 Exception Values: 6,428,313   7,447,131      
Catg L1 Exception Values: 15,402,065   15,402,065      
Total Test Values (4): 145,862,137   152,354,134      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 7,617,707

Confidence Interval Values (5)

State Lower Limit: 144,736,427 (State Test Value minus Margin of Error Percent)
Local Test Value: 145,862,137 (Within Confidence Interval)
State Upper Limit: 159,971,841 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 166,103,307 (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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