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2010 Confidence Interval Detail
146/Liberty
146-903/Devers ISD

Category Summary

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

Stratum
Variance
A 3,896,703 1.0277 3,791,674 9 100 .005411217
A 4,104,590 0.9788 4,193,492 8 58 .003787556
A 4,279,310 0.9916 4,315,561 8 40 .002511500
A 3,533,200 0.9656 3,659,072 9 22 .001946608
G1 44,201,870 0.9787 45,163,860 7 21 .001888044
G1 46,519,170 1.0322 45,067,981 4 7 .002946132
G1 53,488,000 1.0159 52,650,851 2 3 .009758895
Random Totals: 160,022,843   158,842,491 47 251  
Catg J Exception Values: 9,082,238   9,625,854      
Catg D1 Exception Values: 14,640,192   13,423,523      
Catg G1 Exception Values: 22,237,070   22,339,595      
Total Test Values (4): 205,982,343   204,231,463      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 10,211,573

Confidence Interval Values (5)

State Lower Limit: 194,019,890 (State Test Value minus Margin of Error Percent)
Local Test Value: 205,982,343 (Within Confidence Interval)
State Upper Limit: 214,443,036 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 290,242,458 (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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