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2007 Confidence Interval Detail
231/Upton
231-902/Rankin ISD

Category Summary

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

Stratum
Variance
A 2,267,958 0.9638 2,353,142 7 129 .037341263
A 2,237,481 0.9224 2,425,717 8 73 .005024629
A 2,250,613 0.9666 2,328,381 8 49 .001040588
A 2,222,823 0.9311 2,387,309 7 30 .006324996
G1 298,061,814 1.0164 293,252,473 7 298 .015271942
G1 296,381,910 1.0007 296,174,588 6 78 .001595990
G1 306,955,950 1.0104 303,796,467 6 27 .001978139
G1 283,460,342 0.9905 286,179,043 4 7 .001181583
Random Totals: 1,193,838,891   1,188,897,120 53 691  
Catg J Exception Values: 12,679,382   12,345,946      
Catg D1 Exception Values: 2,902,300   9,510,251      
Total Test Values (4): 1,209,420,573   1,210,753,317      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 60,537,666

Confidence Interval Values (5)

State Lower Limit: 1,150,215,651 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,209,420,573 (Within Confidence Interval)
State Upper Limit: 1,271,290,983 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,404,336,172 (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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