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2008 Confidence Interval Detail
034/Cass
034-907/Queen City ISD

Category Summary

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

Stratum
Variance
A 19,635,260 0.9869 19,895,896 15 516 .022727397
A 19,488,080 0.9615 20,268,414 16 317 .014409636
A 19,460,480 0.9872 19,712,804 19 217 .036856989
A 20,511,760 1.0502 19,531,289 16 137 .009852416
D3 49,354,835 1.0277 48,024,555 21 2,228 .064357144
F1 3,282,740 0.8904 3,686,815 7 54 .015653442
F1 2,386,360 0.8261 2,888,706 6 17 .033108773
F1 3,964,780 0.9617 4,122,679 5 17 .018540750
Random Totals: 138,084,295   138,131,158 105 3,503  
Catg J Exception Values: 8,643,333   8,482,372      
Catg D1 Exception Values: 6,032,311   6,520,407      
Catg F1 Exception Values: 2,536,560   2,259,411      
Total Test Values (4): 155,296,499   155,398,560      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,769,928

Confidence Interval Values (5)

State Lower Limit: 147,628,632 (State Test Value minus Margin of Error Percent)
Local Test Value: 155,296,499 (Within Confidence Interval)
State Upper Limit: 163,168,488 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 371,650,303 (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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