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2006 Confidence Interval Detail
028/Caldwell
028-902/Lockhart ISD

Category Summary

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

Stratum
Variance
A 93,308,327 0.8796 106,080,408 22 1,549 .059016436
A 93,002,846 0.9614 96,736,890 25 974 .026093191
A 93,380,035 1.0056 92,860,019 30 746 .014927896
A 92,926,186 0.9775 95,065,152 30 521 .016174558
D3 248,012,828 0.9752 254,319,963 61 6,109 .015878743
F1 16,045,609 0.8691 18,462,328 7 205 .027971681
F1 16,113,661 0.9825 16,400,673 6 84 .010137641
F1 16,447,317 0.9171 17,934,050 6 38 .013216796
F1 15,525,015 0.7853 19,769,534 5 14 .052630146
Random Totals: 684,761,824   717,629,017 192 10,240  
Catg D1 Exception Values: 13,599,490   15,308,817      
Total Test Values (4): 698,361,314   732,937,834      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 36,646,892

Confidence Interval Values (5)

State Lower Limit: 696,290,942 (State Test Value minus Margin of Error Percent)
Local Test Value: 698,361,314 (Within Confidence Interval)
State Upper Limit: 769,584,726 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 717,127,228 (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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