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2010 Confidence Interval Detail
238/Ward
195-901/Pecos-Barstow-Toyah ISD

Category Summary

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

Stratum
Variance
D3 4,098,680 0.9887 4,145,524 18 2,093 .034414094
G1 64,635,100 1.0151 63,673,628 8 48 .011658545
G1 68,335,800 1.0190 67,061,629 6 15 .001181814
G1 67,075,600 1.0126 66,240,964 4 8 .002400607
G1 54,620,550 1.0143 53,850,488 3 4 .000606193
Random Totals: 258,765,730   254,972,233 39 2,168  
Catg J Exception Values: 6,044,941   6,328,926      
Catg D1 Exception Values: 299,800   637,427      
Total Test Values (4): 265,110,471   261,938,586      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 13,096,929

Confidence Interval Values (5)

State Lower Limit: 248,841,657 (State Test Value minus Margin of Error Percent)
Local Test Value: 265,110,471 (Within Confidence Interval)
State Upper Limit: 275,035,515 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 283,002,160 (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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