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2009 Confidence Interval Detail
127/Jones
127-903/Hamlin ISD

Category Summary

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

Stratum
Variance
A 6,284,930 1.1718 5,363,484 15 361 .306586794
A 8,660,850 0.9180 9,434,477 18 233 .156221830
A 7,683,920 1.0332 7,437,011 15 124 .033714823
A 9,056,040 1.0845 8,350,429 16 90 .030523820
D3 6,171,940 0.9971 6,189,891 15 902 .027211313
F1 721,890 0.9289 777,145 6 49 .006863859
F1 896,020 0.8693 1,030,737 5 26 .017279489
F1 1,650,310 0.9305 1,773,573 5 17 .018066365
G1 4,046,140 1.0328 3,917,641 8 27 .001993619
Random Totals: 45,172,040   44,274,388 103 1,829  
Catg J Exception Values: 4,548,352   4,148,607      
Catg D1 Exception Values: 10,232,600   12,534,983      
Catg F1 Exception Values: 1,446,910   1,444,317      
Catg G1 Exception Values: 4,480,700   4,205,232      
Total Test Values (4): 65,880,602   66,607,527      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,330,376

Confidence Interval Values (5)

State Lower Limit: 63,277,151 (State Test Value minus Margin of Error Percent)
Local Test Value: 65,880,602 (Within Confidence Interval)
State Upper Limit: 69,937,903 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 69,277,993 (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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