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2010 Confidence Interval Detail
107/Henderson
107-907/Trinidad ISD

Category Summary

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

Stratum
Variance
A 3,598,800 1.0479 3,434,297 7 129 .022439072
A 3,610,470 0.9767 3,696,601 7 76 .003142135
A 3,759,670 1.0036 3,746,184 7 55 .003417879
A 3,388,390 1.0529 3,218,150 8 35 .026713660
D3 2,895,990 1.0734 2,697,960 21 161 .012976635
G1 2,130,658 0.9602 2,218,973 9 23 .033744178
Random Totals: 19,383,978   19,012,165 59 479  
Catg J Exception Values: 17,090,220   18,598,775      
Catg D1 Exception Values: 644,150   577,628      
Total Test Values (4): 37,118,348   38,188,568      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,909,428

Confidence Interval Values (5)

State Lower Limit: 36,279,140 (State Test Value minus Margin of Error Percent)
Local Test Value: 37,118,348 (Within Confidence Interval)
State Upper Limit: 40,097,996 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 45,246,211 (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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