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2007 Confidence Interval Detail
175/Navarro
175-902/Blooming Grove ISD

Category Summary

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

Stratum
Variance
A 6,984,653 0.7976 8,757,088 13 287 .055613425
A 6,991,193 0.9293 7,523,074 14 147 .045049730
A 6,982,510 0.8821 7,915,781 12 96 .036966060
A 6,898,227 0.9273 7,439,046 12 57 .013353725
D3 70,504,380 0.7893 89,325,200 27 3,431 .080678427
Random Totals: 98,360,963   120,960,189 78 4,018  
Catg J Exception Values: 10,805,642   10,825,528      
Catg D1 Exception Values: 9,227,230   8,618,333      
Total Test Values (4): 118,393,835   140,404,050      

Margin of Error

Margin of Error Percent: 6.9934521
Margin of Error Value: 9,819,090

Confidence Interval Values (5)

Local Test Value: 118,393,835 (Outside Confidence Interval)
State Lower Limit: 130,584,960 (State Test Value minus Margin of Error Percent)
State Upper Limit: 150,223,140 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 108,502,870 (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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