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2009 Confidence Interval Detail
081/Freestone
145-901/Buffalo ISD

Category Summary

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

Stratum
Variance
D3 20,474,230 0.9955 20,566,781 21 1,201 .004625177
G1 22,167,560 0.9789 22,645,377 5 18 .002830132
G1 21,875,681 1.0010 21,853,827 4 8 .004043877
G1 19,589,100 1.0319 18,983,526 3 4 .001388857
G1 21,030,860 0.9990 21,051,912 2 3 .000878081
Random Totals: 105,137,431   105,101,423 35 1,234  
Catg J Exception Values: 938,810   945,528      
Catg D1 Exception Values: 2,481,410   1,981,991      
Total Test Values (4): 108,557,651   108,028,942      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,401,447

Confidence Interval Values (5)

State Lower Limit: 102,627,495 (State Test Value minus Margin of Error Percent)
Local Test Value: 108,557,651 (Within Confidence Interval)
State Upper Limit: 113,430,389 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 152,410,098 (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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