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2007 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 11,424,639 0.8055 14,183,289 7 511 .056405979
A 11,384,466 0.8155 13,960,105 8 274 .084156176
A 11,410,621 0.6989 16,326,543 8 165 .015899092
A 11,384,311 0.9330 12,201,834 7 89 .002461019
G1 396,935,400 0.9868 402,245,034 15 2,154 .036901847
G1 396,970,572 1.0381 382,401,090 15 888 .004954823
G1 397,311,137 1.0114 392,832,843 15 355 .034479369
G1 395,612,437 1.0006 395,375,212 10 23 .022111682
Random Totals: 1,632,433,583   1,629,525,950 85 4,459  
Catg J Exception Values: 14,614,851   14,755,628      
Catg D1 Exception Values: 22,313,670   30,995,109      
Total Test Values (4): 1,669,362,104   1,675,276,687      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 83,763,834

Confidence Interval Values (5)

State Lower Limit: 1,591,512,853 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,669,362,104 (Within Confidence Interval)
State Upper Limit: 1,759,040,521 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,997,215,290 (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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