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2009 Confidence Interval Detail
049/Cooke
049-901/Gainesville ISD

Category Summary

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

Stratum
Variance
A 90,964,235 1.0903 83,430,464 15 2,059 .031226126
A 96,857,395 1.0103 95,869,935 32 1,261 .005489930
A 110,662,980 1.0017 110,475,172 23 999 .015971350
A 112,195,934 0.9680 115,904,890 23 596 .007888434
D3 69,087,974 0.9819 70,361,517 12 1,981 .319176676
F1 44,217,380 0.9508 46,505,448 10 334 .018322017
F1 49,074,858 0.9731 50,431,464 7 125 .106910063
F1 45,570,952 0.8454 53,904,604 7 34 .071606216
F1 45,480,853 1.1073 41,073,650 6 10 .023415539
L1 26,934,461 0.9935 27,110,680 8 279 .012895971
L1 27,533,125 1.0086 27,298,359 7 48 .000786931
L1 29,457,993 1.0873 27,092,792 4 13 .050861157
Random Totals: 748,038,140   749,458,975 154 7,739  
Catg D1 Exception Values: 4,062,656   4,025,726      
Catg L1 Exception Values: 25,604,989   26,084,075      
Total Test Values (4): 777,705,785   779,568,776      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 38,978,439

Confidence Interval Values (5)

State Lower Limit: 740,590,337 (State Test Value minus Margin of Error Percent)
Local Test Value: 777,705,785 (Within Confidence Interval)
State Upper Limit: 818,547,215 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 929,182,277 (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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