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2012 Confidence Interval Detail
019/Bowie
019-903/Maud ISD

Category Summary

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

Stratum
Variance
A 9,440,262 0.9975 9,463,922 10 258 .023536523
A 9,727,196 0.9627 10,104,078 9 145 .022384087
A 10,104,876 0.9739 10,375,681 9 98 .011368173
A 9,436,058 0.9946 9,487,289 9 57 .017104420
D3 18,109,394 0.9862 18,362,801 15 665 .030055984
Random Totals: 56,817,786   57,793,771 52 1,223  
Catg D1 Exception Values: 1,686,222   1,414,930      
Total Test Values (4): 58,504,008   59,208,701      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,960,435

Confidence Interval Values (5)

State Lower Limit: 56,248,266 (State Test Value minus Margin of Error Percent)
Local Test Value: 58,504,008 (Within Confidence Interval)
State Upper Limit: 62,169,136 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 56,650,683 (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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