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2011 Confidence Interval Detail
129/Kaufman
129-903/Kaufman ISD

Category Summary

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

Stratum
Variance
A 91,175,074 1.0587 86,119,839 10 1,667 .076258839
A 85,898,080 0.9342 91,948,277 13 940 .029548070
A 87,935,392 1.0048 87,515,318 11 634 .009861583
A 86,106,160 0.9959 86,460,649 10 389 .010740086
D3 130,662,637 1.3234 98,732,535 14 4,212 .085683796
F1 16,712,070 0.9812 17,032,277 9 124 .004662264
F1 17,414,630 0.9477 18,375,678 10 55 .053722351
F1 17,390,250 0.9142 19,022,369 7 29 .038628953
F1 13,971,770 0.7137 19,576,531 5 11 .136862925
Random Totals: 547,266,063   524,783,473 89 8,061  
Catg D1 Exception Values: 8,859,830   7,776,797      
Total Test Values (4): 556,125,893   532,560,270      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 26,628,014

Confidence Interval Values (5)

State Lower Limit: 505,932,256 (State Test Value minus Margin of Error Percent)
Local Test Value: 556,125,893 (Within Confidence Interval)
State Upper Limit: 559,188,284 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 610,997,046 (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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