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2006 Confidence Interval Detail
067/Eastland
067-907/Ranger ISD

Category Summary

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

Stratum
Variance
A 4,046,296 1.0417 3,884,320 11 351 .279265367
A 4,054,580 0.9427 4,301,029 9 193 .059604957
A 4,044,655 1.0520 3,844,729 7 123 .025486661
A 4,010,470 0.8674 4,623,553 6 73 .019831959
D3 15,747,000 0.9857 15,975,449 24 1,801 .013243369
F1 1,623,662 1.0978 1,479,014 6 61 .043027679
F1 1,590,759 0.9514 1,672,019 6 26 .013764544
F1 1,640,129 0.9307 1,762,253 5 9 .001955817
G1 2,889,980 0.9463 3,053,979 6 69 .060782519
G1 2,840,910 0.8987 3,161,133 6 29 .030987058
G1 2,941,180 0.9902 2,970,289 5 16 .015634148
G1 2,691,780 1.0555 2,550,242 4 7 .003646324
Random Totals: 48,121,401   49,278,009 95 2,758  
Catg J Exception Values: 9,896,960   9,881,975      
Catg D1 Exception Values: 7,309,220   5,247,543      
Catg F1 Exception Values: 1,457,950   1,516,155      
Total Test Values (4): 66,785,531   65,923,682      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,296,184

Confidence Interval Values (5)

State Lower Limit: 62,627,498 (State Test Value minus Margin of Error Percent)
Local Test Value: 66,785,531 (Within Confidence Interval)
State Upper Limit: 69,219,866 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 70,952,906 (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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