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2009 Confidence Interval Detail
014/Bell
161-910/Moody ISD

Category Summary

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

Stratum
Variance
A 3,058,563 0.9925 3,081,676 6 79 .006730392
A 3,163,103 0.9256 3,417,354 6 44 .011057469
A 2,988,230 0.9438 3,166,169 7 29 .003304937
A 3,264,688 0.9959 3,278,128 7 22 .001718081
D3 25,470,705 0.9811 25,961,375 25 901 .018354295
Random Totals: 37,945,289   38,904,702 51 1,075  
Catg D1 Exception Values: 3,607,695   3,230,405      
Total Test Values (4): 41,552,984   42,135,107      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,106,755

Confidence Interval Values (5)

State Lower Limit: 40,028,352 (State Test Value minus Margin of Error Percent)
Local Test Value: 41,552,984 (Within Confidence Interval)
State Upper Limit: 44,241,862 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 36,551,291 (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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