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2009 Confidence Interval Detail
184/Parker
184-904/Millsap ISD

Category Summary

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

Stratum
Variance
A 16,766,940 0.8359 20,058,548 7 284 .047026951
A 20,167,120 0.9867 20,438,958 11 175 .002252948
A 19,151,750 0.9769 19,604,617 10 108 .001343556
A 20,757,370 0.9805 21,170,189 8 68 .000606918
D3 101,787,540 1.0784 94,387,556 21 2,450 .093721339
Random Totals: 178,630,720   175,659,868 57 3,085  
Catg J Exception Values: 11,788,170   12,081,578      
Catg D1 Exception Values: 4,592,010   3,265,300      
Total Test Values (4): 195,010,900   191,006,746      

Margin of Error

Margin of Error Percent: 6.8198345
Margin of Error Value: 13,026,344

Confidence Interval Values (5)

State Lower Limit: 177,980,402 (State Test Value minus Margin of Error Percent)
Local Test Value: 195,010,900 (Within Confidence Interval)
State Upper Limit: 204,033,090 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 282,028,334 (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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