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2007 Confidence Interval Detail
094/Guadalupe
094-904/Marion ISD

Category Summary

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

Stratum
Variance
A 40,468,935 0.9372 43,180,682 15 656 .021932705
A 40,457,875 1.0042 40,288,663 16 365 .030482320
A 40,444,095 1.0451 38,698,780 16 239 .044451692
A 40,255,134 0.9861 40,822,568 21 162 .023570071
D3 81,427,292 1.0438 78,010,435 21 2,657 .052471317
Random Totals: 243,053,331   241,001,128 89 4,079  
Catg J Exception Values: 7,582,750   7,358,554      
Catg D1 Exception Values: 4,932,358   5,245,803      
Total Test Values (4): 255,568,439   253,605,485      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 12,680,274

Confidence Interval Values (5)

State Lower Limit: 240,925,211 (State Test Value minus Margin of Error Percent)
Local Test Value: 255,568,439 (Within Confidence Interval)
State Upper Limit: 266,285,759 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 414,379,815 (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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