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2007 Confidence Interval Detail
033/Carson
033-902/Panhandle ISD

Category Summary

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

Stratum
Variance
A 17,774,327 0.8900 19,971,154 17 361 .032951325
A 17,847,817 0.9055 19,710,455 9 205 .012451544
A 17,792,417 0.9498 18,732,804 6 142 .011544452
A 17,636,114 0.9549 18,469,069 9 85 .006770786
D3 27,066,840 0.9252 29,255,123 11 1,908 .041221866
G1 48,207,909 0.9797 49,206,807 7 102 .021821554
G1 47,741,530 0.9752 48,955,630 6 45 .008853354
G1 48,517,250 1.0299 47,108,700 5 25 .009343545
G1 46,492,200 1.0002 46,482,903 4 12 .007300958
Random Totals: 289,076,404   297,892,645 74 2,885  
Catg J Exception Values: 22,097,968   23,506,676      
Catg D1 Exception Values: 26,049,710   31,691,835      
Total Test Values (4): 337,224,082   353,091,156      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 17,654,558

Confidence Interval Values (5)

State Lower Limit: 335,436,598 (State Test Value minus Margin of Error Percent)
Local Test Value: 337,224,082 (Within Confidence Interval)
State Upper Limit: 370,745,714 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 375,496,903 (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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