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2008 Confidence Interval Detail
042/Coleman
042-905/Panther Creek CISD

Category Summary

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

Stratum
Variance
A 789,830 1.0685 739,195 9 70 .032973341
A 1,256,680 0.9229 1,361,664 7 57 .025461382
A 529,540 1.0338 512,227 7 16 .023982919
A 971,470 1.0204 952,048 8 17 .003131018
D3 28,616,170 1.0238 27,950,938 39 2,536 .061671034
G1 3,245,550 0.7092 4,576,354 7 43 .364818114
G1 3,071,190 0.6851 4,482,835 5 12 .230195746
G1 3,785,520 0.9281 4,078,785 3 5 .015671255
Random Totals: 42,265,950   44,654,046 85 2,756  
Catg J Exception Values: 4,437,798   4,727,720      
Catg D1 Exception Values: 13,446,850   14,002,676      
Catg G1 Exception Values: 2,399,540   4,841,286      
Total Test Values (4): 62,550,138   68,225,728      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,411,286

Confidence Interval Values (5)

Local Test Value: 62,550,138 (Outside Confidence Interval)
State Lower Limit: 64,814,442 (State Test Value minus Margin of Error Percent)
State Upper Limit: 71,637,014 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 68,148,880 (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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