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2009 Confidence Interval Detail
053/Crockett
053-001/Crockett County CCSD

Category Summary

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

Stratum
Variance
A 11,639,410 0.9251 12,581,786 8 510 .000255164
A 11,866,200 0.9246 12,833,874 7 284 .000220449
A 12,358,440 0.9339 13,233,151 8 181 .000832899
A 11,823,150 0.9121 12,962,559 9 94 .005955746
G1 445,049,576 1.0508 423,534,046 17 2,394 .019807892
G1 445,137,780 0.9993 445,449,595 16 921 .003697944
G1 454,196,627 1.0505 432,362,329 14 207 .008811283
Random Totals: 1,392,071,183   1,352,957,340 79 4,591  
Catg J Exception Values: 15,839,367   15,066,436      
Catg D1 Exception Values: 22,311,560   30,969,884      
Catg G1 Exception Values: 435,556,890   439,274,786      
Total Test Values (4): 1,865,779,000   1,838,268,446      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 91,913,422

Confidence Interval Values (5)

State Lower Limit: 1,746,355,024 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,865,779,000 (Within Confidence Interval)
State Upper Limit: 1,930,181,868 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,196,080,780 (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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