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2011 Confidence Interval Detail
059/Deaf Smith
059-901/Hereford ISD

Category Summary

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

Stratum
Variance
A 77,129,199 1.0128 76,154,422 41 1,706 .024904015
A 80,000,500 1.0109 79,137,897 25 1,036 .007855821
A 77,094,677 0.9877 78,054,750 30 717 .006845132
A 82,477,022 1.0101 81,652,333 19 438 .007020756
D3 65,853,291 1.0399 63,326,561 16 2,660 .019508389
F1 22,926,900 0.9936 23,074,577 10 250 .020934745
F1 22,386,600 1.0244 21,853,378 9 101 .014558999
F1 26,713,900 0.9833 27,167,599 8 57 .002002438
F1 22,839,400 0.9214 24,787,714 6 13 .003313007
L1 24,287,500 1.0236 23,727,530 11 266 .016620734
L1 28,150,100 1.0307 27,311,633 10 60 .005749072
L1 36,857,900 0.9479 38,883,743 10 27 .006008021
L1 40,575,000 0.9503 42,697,043 5 7 .014611759
Random Totals: 607,291,989   607,829,180 200 7,338  
Catg J Exception Values: 9,868,833   9,366,322      
Catg D1 Exception Values: 57,011,809   50,048,442      
Total Test Values (4): 674,172,631   667,243,944      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 33,362,197

Confidence Interval Values (5)

State Lower Limit: 633,881,747 (State Test Value minus Margin of Error Percent)
Local Test Value: 674,172,631 (Within Confidence Interval)
State Upper Limit: 700,606,141 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,011,878,981 (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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