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2007 Confidence Interval Detail
067/Eastland
067-903/Eastland ISD

Category Summary

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

Stratum
Variance
A 17,191,461 1.1001 15,627,180 23 735 .123222680
A 17,185,058 0.9208 18,663,182 34 400 .050661410
A 17,193,816 0.9482 18,133,111 26 259 .040603946
A 17,093,434 0.9141 18,699,742 17 150 .026849846
D3 47,391,440 1.0295 46,033,453 71 3,636 .091950401
F1 9,741,881 1.0125 9,621,611 9 138 .055457182
F1 9,617,514 1.0904 8,820,171 6 40 .078886464
F1 10,100,617 0.9503 10,628,872 6 16 .001710792
G1 5,387,080 1.0763 5,005,184 7 124 .017987853
G1 5,460,960 0.9930 5,499,456 6 45 .011932189
G1 5,266,940 0.9797 5,376,074 5 16 .017398574
G1 5,319,140 1.0247 5,190,924 4 7 .001380902
L1 4,839,729 0.9604 5,039,285 8 115 .018616386
L1 4,774,348 0.8783 5,435,897 8 31 .079312944
L1 4,860,964 1.0222 4,755,394 5 9 .003133453
L1 10,323,856 0.9720 10,621,251 2 3 .000004499
Random Totals: 191,748,238   193,150,787 237 5,724  
Catg J Exception Values: 18,277,147   18,419,124      
Catg D1 Exception Values: 11,232,620   8,440,314      
Catg F1 Exception Values: 9,920,890   9,028,940      
Total Test Values (4): 231,178,895   229,039,165      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 11,451,958

Confidence Interval Values (5)

State Lower Limit: 217,587,207 (State Test Value minus Margin of Error Percent)
Local Test Value: 231,178,895 (Within Confidence Interval)
State Upper Limit: 240,491,123 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 303,655,327 (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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