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2006 Confidence Interval Detail
158/Matagorda
241-901/Boling ISD

Category Summary

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

Stratum
Variance
A 1,010,824 1.0473 965,171 9 34 .002339870
A 1,025,557 0.8898 1,152,570 9 23 .017194360
A 979,920 0.9933 986,530 7 14 .004973457
A 960,606 1.0105 950,624 6 8 .004490625
D3 3,410,266 0.9719 3,508,865 25 341 .007163186
Random Totals: 7,387,173   7,563,760 56 420  
Catg J Exception Values: 1,901,609   1,837,066      
Catg D1 Exception Values: 1,672,530   1,787,233      
Total Test Values (4): 10,961,312   11,188,059      

Margin of Error

Margin of Error Percent: 5.0000004
Margin of Error Value: 559,403

Confidence Interval Values (5)

State Lower Limit: 10,628,656 (State Test Value minus Margin of Error Percent)
Local Test Value: 10,961,312 (Within Confidence Interval)
State Upper Limit: 11,747,462 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 26,354,275 (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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