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2007 Confidence Interval Detail
121/Jasper
121-903/Buna ISD

Category Summary

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

Stratum
Variance
A 51,152,369 0.9186 55,685,139 14 830 .227436811
A 50,064,914 1.1218 44,629,091 24 454 .082774739
D3 53,370,480 0.9454 56,452,803 20 2,277 .122413811
G1 12,984,090 1.0932 11,877,141 7 46 .024054561
Random Totals: 167,571,853   168,644,174 65 3,607  
Catg J Exception Values: 12,379,148   12,498,297      
Catg D1 Exception Values: 19,814,660   18,869,121      
Catg G1 Exception Values: 3,750,917   3,922,537      
Total Test Values (4): 203,516,578   203,934,129      

Margin of Error

Margin of Error Percent: 8.5370669
Margin of Error Value: 17,409,993

Confidence Interval Values (5)

State Lower Limit: 186,524,136 (State Test Value minus Margin of Error Percent)
Local Test Value: 203,516,578 (Within Confidence Interval)
State Upper Limit: 221,344,122 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 212,191,561 (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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