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2012 Confidence Interval Detail
109/Hill
109-907/Itasca ISD

Category Summary

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

Stratum
Variance
A 11,182,229 0.9680 11,551,889 11 299 .001204433
A 11,117,560 0.9962 11,159,968 10 174 .006983639
A 11,379,570 1.0145 11,216,925 11 120 .009709091
A 11,487,640 1.0279 11,175,834 10 60 .002224585
D3 53,750,130 1.0125 53,086,548 16 2,262 .031364832
G1 4,828,710 0.8447 5,716,479 7 25 .036872652
G1 4,434,506 0.9286 4,775,475 5 11 .046781411
G1 4,852,999 0.9541 5,086,468 4 8 .024282820
G1 3,972,513 1.0197 3,895,766 3 5 .000886180
L1 1,518,750 1.2849 1,181,999 7 21 .131375409
L1 2,033,710 1.1529 1,763,995 4 9 .084672108
L1 1,269,540 1.0840 1,171,162 3 4 .003131847
Random Totals: 121,827,857   121,782,508 91 2,998  
Catg J Exception Values: 13,528,858   14,767,169      
Catg D1 Exception Values: 9,253,690   9,141,480      
Catg L1 Exception Values: 7,955,820   6,693,123      
Total Test Values (4): 152,566,225   152,384,280      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,619,214

Confidence Interval Values (5)

State Lower Limit: 144,765,066 (State Test Value minus Margin of Error Percent)
Local Test Value: 152,566,225 (Within Confidence Interval)
State Upper Limit: 160,003,494 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 173,119,537 (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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