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2007 Confidence Interval Detail
045/Colorado
045-903/Rice CISD

Category Summary

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

Stratum
Variance
A 21,939,805 0.9738 22,530,093 8 767 .067381341
A 21,944,924 0.9502 23,095,058 12 381 .014416910
A 21,915,030 1.0553 20,766,635 7 238 .026748620
A 21,876,048 1.0062 21,741,252 8 131 .010453767
D3 77,664,349 1.0123 76,720,685 20 4,901 .031292049
G1 28,089,580 0.7377 38,077,240 6 37 .140274063
G1 28,995,654 1.0422 27,821,583 5 19 .008161457
G1 28,310,993 1.0876 26,030,703 4 9 .009858565
G1 25,237,655 0.8710 28,975,494 3 4 .033743869
Random Totals: 275,974,038   285,758,743 73 6,487  
Catg J Exception Values: 19,928,065   19,952,498      
Catg D1 Exception Values: 44,578,775   50,444,362      
Catg G1 Exception Values: 164,669,416   147,377,924      
Total Test Values (4): 505,150,294   503,533,527      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 25,176,676

Confidence Interval Values (5)

State Lower Limit: 478,356,851 (State Test Value minus Margin of Error Percent)
Local Test Value: 505,150,294 (Within Confidence Interval)
State Upper Limit: 528,710,203 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 603,976,342 (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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