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2011 Confidence Interval Detail
101/Harris
101-911/Goose Creek CISD

Category Summary

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

Stratum
Variance
A 555,891,386 1.0136 548,432,701 39 8,778 .039264426
A 530,299,401 1.0780 491,928,943 45 5,402 .045232229
A 495,658,427 1.0081 491,675,853 46 3,822 .020869388
A 491,651,847 0.9806 501,378,592 42 2,367 .069075468
B 45,213,555 0.9749 46,377,634 9 93 .085765941
B 59,101,943 0.9487 62,297,821 8 15 .007385164
B 46,343,426 0.9799 47,294,036 4 8 .004262724
B 57,826,157 1.0565 54,733,703 3 5 .000761624
F1 149,079,782 0.9871 151,028,044 11 761 .009192575
F1 142,351,691 0.9563 148,856,730 9 182 .013510807
F1 156,295,870 0.9785 159,730,066 14 75 .007309001
F1 149,769,123 0.9352 160,146,624 7 28 .017613600
L1 59,082,696 0.9875 59,830,578 10 736 .003812538
L1 57,446,825 0.9202 62,428,630 9 127 .008850608
L1 66,981,677 1.0174 65,836,128 9 47 .009331240
L1 65,481,575 0.9157 71,509,856 5 10 .009435197
Random Totals: 3,128,475,381   3,123,485,939 270 22,456  
Catg D1 Exception Values: 1,177,824   1,202,322      
Total Test Values (4): 3,129,653,205   3,124,688,261      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 156,234,413

Confidence Interval Values (5)

State Lower Limit: 2,968,453,848 (State Test Value minus Margin of Error Percent)
Local Test Value: 3,129,653,205 (Within Confidence Interval)
State Upper Limit: 3,280,922,674 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 6,060,937,151 (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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