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2011 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 16,192,993 0.6924 23,386,761 13 400 .029516785
A 18,808,260 0.7611 24,711,943 14 294 .009702965
A 21,556,971 0.8957 24,067,178 11 230 .016163667
A 19,881,680 0.9977 19,927,513 11 125 .012900501
D3 51,528,463 0.8976 57,406,933 15 2,279 .017624468
F1 2,587,430 0.7921 3,266,545 8 46 .034593268
F1 2,799,410 0.8326 3,362,251 7 23 .093598678
F1 3,256,370 0.9320 3,493,959 6 15 .100658598
F1 3,594,670 0.9625 3,734,722 3 6 .082159147
Random Totals: 140,206,247   163,357,805 88 3,418  
Catg J Exception Values: 7,487,279   7,433,283      
Catg D1 Exception Values: 6,144,411   5,993,798      
Total Test Values (4): 153,837,937   176,784,886      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 8,839,244

Confidence Interval Values (5)

Local Test Value: 153,837,937 (Outside Confidence Interval)
State Lower Limit: 167,945,642 (State Test Value minus Margin of Error Percent)
State Upper Limit: 185,624,130 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 364,032,207 (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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