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2007 Confidence Interval Detail
221/Taylor
221-911/Jim Ned CISD

Category Summary

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

Stratum
Variance
A 22,749,546 1.0237 22,222,864 13 461 .017981395
A 22,792,712 1.0529 21,647,556 7 230 .008376041
A 22,777,852 0.9649 23,606,438 14 139 .007721407
A 22,646,319 0.9995 22,657,648 7 90 .002750093
D3 90,935,255 0.9739 93,372,271 22 3,777 .020892913
G1 7,109,332 0.9618 7,391,695 6 42 .057759051
G1 7,054,374 0.9734 7,247,148 5 15 .018804437
G1 6,414,677 1.1296 5,678,715 4 7 .044608353
G1 6,809,846 0.9984 6,820,759 3 4 .003266545
Random Totals: 209,289,913   210,645,094 81 4,765  
Catg J Exception Values: 25,604,995   26,943,061      
Catg D1 Exception Values: 15,160,373   12,953,531      
Total Test Values (4): 250,055,281   250,541,686      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 12,527,084

Confidence Interval Values (5)

State Lower Limit: 238,014,602 (State Test Value minus Margin of Error Percent)
Local Test Value: 250,055,281 (Within Confidence Interval)
State Upper Limit: 263,068,770 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 462,621,853 (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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