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2007 Confidence Interval Detail
215/Stephens
215-901/Breckenridge ISD

Category Summary

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

Stratum
Variance
A 29,400,392 0.8745 33,619,659 38 1,306 .134371447
A 29,430,230 0.9129 32,238,175 24 652 .066276686
A 29,413,996 0.9240 31,833,329 29 394 .049940624
A 29,329,260 1.0228 28,675,460 27 235 .017242388
D3 48,140,650 0.8507 56,589,456 42 5,946 .005571083
G1 79,340,314 1.0264 77,299,604 15 369 .006611733
G1 78,866,928 0.9572 82,393,364 15 116 .007887691
G1 79,203,048 0.9848 80,425,516 15 50 .011308171
G1 78,217,891 0.9615 81,349,861 7 9 .008619952
Random Totals: 481,342,709   504,424,424 212 9,077  
Catg J Exception Values: 13,137,207   12,925,687      
Catg D1 Exception Values: 23,432,060   22,720,617      
Total Test Values (4): 517,911,976   540,070,728      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 27,003,536

Confidence Interval Values (5)

State Lower Limit: 513,067,192 (State Test Value minus Margin of Error Percent)
Local Test Value: 517,911,976 (Within Confidence Interval)
State Upper Limit: 567,074,264 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 597,725,894 (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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