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2012 Confidence Interval Detail
093/Grimes
093-903/Iola ISD

Category Summary

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

Stratum
Variance
A 7,374,190 0.9832 7,500,193 9 142 .002556905
A 7,242,890 0.9758 7,422,515 9 67 .005547810
A 8,007,380 1.0067 7,954,088 8 33 .002195102
A 8,593,980 0.9885 8,693,961 6 18 .003726427
D3 77,077,904 0.9724 79,265,636 17 2,479 .010213526
G1 14,258,697 0.9543 14,941,525 5 11 .009080447
G1 15,055,792 1.0882 13,835,501 4 5 .012385167
G1 15,293,733 1.0533 14,519,826 2 3 .000599894
Random Totals: 152,904,566   154,133,245 60 2,758  
Catg J Exception Values: 8,921,940   9,184,044      
Catg D1 Exception Values: 4,476,220   4,683,588      
Catg G1 Exception Values: 32,931,226   34,457,649      
Total Test Values (4): 199,233,952   202,458,526      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 10,122,926

Confidence Interval Values (5)

State Lower Limit: 192,335,600 (State Test Value minus Margin of Error Percent)
Local Test Value: 199,233,952 (Within Confidence Interval)
State Upper Limit: 212,581,452 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 231,669,202 (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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