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2010 Confidence Interval Detail
238/Ward
238-902/Monahans-Wickett-Pyote ISD

Category Summary

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

Stratum
Variance
A 24,921,810 0.8820 28,256,020 14 1,340 .026017663
A 24,825,040 0.8539 29,072,538 14 728 .105798936
A 25,052,070 0.8918 28,091,579 13 461 .011498654
A 26,652,810 0.8547 31,183,819 17 239 .010091989
G1 250,378,678 0.9516 263,113,365 11 158 .029088907
G1 250,356,432 0.9735 257,171,476 8 55 .036496127
G1 250,408,122 1.0371 241,450,315 7 19 .007214797
Random Totals: 852,594,962   878,339,112 84 3,000  
Catg J Exception Values: 41,456,116   42,976,395      
Catg D1 Exception Values: 789,770   1,690,001      
Catg G1 Exception Values: 239,464,462   231,706,766      
Total Test Values (4): 1,134,305,310   1,154,712,274      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 57,735,614

Confidence Interval Values (5)

State Lower Limit: 1,096,976,660 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,134,305,310 (Within Confidence Interval)
State Upper Limit: 1,212,447,888 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,378,403,110 (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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