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2010 Confidence Interval Detail
163/Medina
007-904/Lytle ISD

Category Summary

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

Stratum
Variance
A 10,236,740 1.0419 9,825,070 10 241 .011200475
A 10,984,720 0.9580 11,466,305 10 95 .008967177
A 10,959,990 0.9616 11,397,660 9 62 .004733672
A 11,606,770 0.9827 11,811,102 9 49 .006354278
C 671,890 0.9425 712,881 9 120 .083011595
C 1,699,250 0.9448 1,798,529 9 170 .043084577
C 412,120 0.9461 435,599 8 28 .116899018
C 1,077,410 0.9623 1,119,620 7 33 .018711752
D3 8,989,390 1.0345 8,689,599 20 252 .019748440
Random Totals: 56,638,280   57,256,365 91 1,050  
Catg J Exception Values: 1,171,774   1,290,956      
Catg D1 Exception Values: 348,670   357,773      
Total Test Values (4): 58,158,724   58,905,094      

Margin of Error

Margin of Error Percent: 5.0000005
Margin of Error Value: 2,945,255

Confidence Interval Values (5)

State Lower Limit: 55,959,839 (State Test Value minus Margin of Error Percent)
Local Test Value: 58,158,724 (Within Confidence Interval)
State Upper Limit: 61,850,349 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 52,554,820 (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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