Veteran's Day

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2007 Confidence Interval Detail
043/Collin
043-911/Princeton ISD

Category Summary

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

Stratum
Variance
A 83,231,197 0.9790 85,016,544 25 1,148 .019808935
A 83,097,502 0.9864 84,243,210 24 745 .010235431
A 83,323,701 0.9929 83,919,530 25 537 .002677510
A 82,990,115 1.0025 82,783,157 25 393 .001043014
D3 64,040,780 0.8425 76,012,795 12 1,393 .327177399
Random Totals: 396,683,295   411,975,236 111 4,216  
Catg D1 Exception Values: 2,374,325   2,272,027      
Total Test Values (4): 399,057,620   414,247,263      

Margin of Error

Margin of Error Percent: 6.1527267
Margin of Error Value: 25,487,502

Confidence Interval Values (5)

State Lower Limit: 388,759,761 (State Test Value minus Margin of Error Percent)
Local Test Value: 399,057,620 (Within Confidence Interval)
State Upper Limit: 439,734,765 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 473,273,525 (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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