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2010 Confidence Interval Detail
156/Martin
156-902/Stanton ISD

Category Summary

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

Stratum
Variance
A 7,942,240 0.7426 10,695,179 16 337 .250696335
A 7,614,500 0.7762 9,809,972 13 177 .076016695
A 7,678,120 0.6823 11,253,290 17 107 .049792014
A 8,886,280 0.7830 11,349,017 14 69 .010725279
D3 32,165,220 0.9125 35,249,556 25 2,417 .131097115
G1 156,777,180 1.0059 155,857,620 15 233 .002600265
G1 158,492,691 1.0157 156,042,819 15 84 .008982313
G1 158,694,633 1.0493 151,238,571 15 35 .005577526
G1 153,132,677 1.1113 137,795,984 8 9 .054988657
Random Totals: 691,383,541   679,292,008 138 3,468  
Catg J Exception Values: 9,390,410   9,973,182      
Catg D1 Exception Values: 23,023,400   29,246,399      
Total Test Values (4): 723,797,351   718,511,589      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 35,925,579

Confidence Interval Values (5)

State Lower Limit: 682,586,010 (State Test Value minus Margin of Error Percent)
Local Test Value: 723,797,351 (Within Confidence Interval)
State Upper Limit: 754,437,168 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 845,584,743 (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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