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2009 Confidence Interval Detail
037/Cherokee
037-909/Wells ISD

Category Summary

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

Stratum
Variance
A 2,966,290 0.9303 3,188,531 7 144 .008216521
A 2,766,580 1.0223 2,706,231 7 70 .011455317
A 2,952,270 0.9367 3,151,778 7 50 .005991961
A 2,894,300 1.0104 2,864,509 7 30 .001911065
D3 17,900,060 0.9426 18,990,091 15 1,423 .060288515
G1 16,205,737 1.0149 15,967,817 6 21 .006433367
G1 14,448,889 1.0188 14,182,262 4 11 .003709047
G1 15,324,895 1.0319 14,851,144 4 8 .002150454
G1 14,336,138 0.9777 14,663,126 3 5 .000205994
L1 1,627,540 1.0293 1,581,211 9 45 .002024547
Random Totals: 91,422,699   92,146,700 69 1,807  
Catg D1 Exception Values: 7,389,500   7,397,097      
Total Test Values (4): 98,812,199   99,543,797      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 4,977,190

Confidence Interval Values (5)

State Lower Limit: 94,566,607 (State Test Value minus Margin of Error Percent)
Local Test Value: 98,812,199 (Within Confidence Interval)
State Upper Limit: 104,520,987 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 102,932,626 (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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