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2006 Confidence Interval Detail
161/McLennan
161-908/Mart ISD

Category Summary

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

Stratum
Variance
A 9,360,245 0.9301 10,063,697 9 379 .003087654
A 9,380,059 0.9454 9,921,789 9 208 .009000095
A 9,367,995 0.9942 9,422,646 9 131 .006057109
A 9,312,837 1.0078 9,240,759 8 79 .014105436
D3 20,983,778 1.0077 20,823,438 21 1,777 .027388037
F1 1,482,328 0.9668 1,533,231 6 50 .009950041
F1 1,529,084 1.0113 1,511,998 5 18 .001304398
F1 1,814,428 0.9332 1,944,308 4 8 .012066869
Random Totals: 63,230,754   64,461,866 71 2,650  
Catg J Exception Values: 12,172,722   12,748,796      
Catg D1 Exception Values: 7,706,774   8,472,152      
Catg F1 Exception Values: 1,327,334   1,333,312      
Total Test Values (4): 84,437,584   87,016,126      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,350,806

Confidence Interval Values (5)

State Lower Limit: 82,665,320 (State Test Value minus Margin of Error Percent)
Local Test Value: 84,437,584 (Within Confidence Interval)
State Upper Limit: 91,366,932 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 74,831,341 (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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