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2011 Confidence Interval Detail
188/Potter
188-904/Bushland ISD

Category Summary

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

Stratum
Variance
A 66,249,811 1.0496 63,119,103 13 507 .021237336
A 76,166,097 0.9999 76,173,714 22 376 .003288828
A 77,047,142 0.9970 77,278,979 19 305 .006040586
A 86,553,442 0.9196 94,120,750 11 213 .006696921
F1 41,541,619 1.0482 39,631,386 9 81 .005545611
F1 50,159,087 0.8956 56,006,127 8 25 .031866294
F1 40,082,850 0.9461 42,366,399 6 9 .020643844
G1 20,662,320 1.0344 19,975,174 9 144 .024292312
G1 20,621,150 0.9635 21,402,335 9 62 .007675475
G1 20,824,920 1.0161 20,494,951 8 38 .004847717
G1 20,341,698 0.9615 21,156,212 6 14 .006535584
L1 31,442,522 0.9930 31,664,171 10 123 .010746006
L1 28,478,416 1.0175 27,988,615 10 19 .000469924
L1 27,119,527 1.0000 27,119,527 3 5
Random Totals: 607,290,601   618,497,443 143 1,921  
Catg J Exception Values: 21,618,969   18,260,861      
Catg D1 Exception Values: 12,754,297   14,431,608      
Catg F1 Exception Values: 38,969,587   47,096,751      
Catg L1 Exception Values: 28,290,601   28,290,601      
Total Test Values (4): 708,924,055   726,577,264      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 36,328,863

Confidence Interval Values (5)

State Lower Limit: 690,248,401 (State Test Value minus Margin of Error Percent)
Local Test Value: 708,924,055 (Within Confidence Interval)
State Upper Limit: 762,906,127 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 851,536,792 (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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