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2007 Confidence Interval Detail
128/Karnes
128-904/Falls City ISD

Category Summary

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

Stratum
Variance
A 2,695,969 0.9200 2,930,401 7 105 .019622828
A 2,724,856 0.9118 2,988,436 6 56 .007397958
A 2,685,796 0.9926 2,705,819 6 34 .004814836
A 2,658,178 0.9934 2,675,839 5 20 .009831792
D3 31,228,571 0.9909 31,515,361 20 1,972 .025597110
G1 9,901,377 1.3196 7,503,317 20 37 .739539247
Random Totals: 51,894,747   50,319,173 64 2,224  
Catg J Exception Values: 446,483   453,534      
Catg D1 Exception Values: 6,565,670   6,412,551      
Total Test Values (4): 58,906,900   57,185,258      

Margin of Error

Margin of Error Percent: 5.2608838
Margin of Error Value: 3,008,450

Confidence Interval Values (5)

State Lower Limit: 54,176,808 (State Test Value minus Margin of Error Percent)
Local Test Value: 58,906,900 (Within Confidence Interval)
State Upper Limit: 60,193,708 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 56,887,137 (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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