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2011 Confidence Interval Detail
101/Harris
084-910/Clear Creek ISD

Category Summary

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

Stratum
Variance
A 1,652,620,020 0.9813 1,684,112,932 43 13,169 .008839722
A 1,669,018,481 0.9715 1,717,980,938 55 10,076 .007323835
A 1,602,769,853 0.9877 1,622,729,425 49 6,986 .012901318
A 1,615,322,027 0.9657 1,672,695,482 52 3,752 .009537964
B 160,170,450 0.9798 163,472,596 9 32 .006651322
B 165,997,899 0.9830 168,868,666 6 18 .002791082
B 177,194,107 0.9289 190,756,924 6 11 .017688944
B 175,544,130 0.9313 188,493,643 5 7 .003029565
F1 487,830,332 0.9909 492,310,356 10 532 .003954932
F1 463,451,692 0.9471 489,337,654 9 140 .007137770
F1 494,874,858 0.9463 522,957,686 9 55 .009603355
F1 468,455,504 1.0627 440,816,321 6 14 .005275410
L1 118,317,223 0.9338 126,705,101 10 1,230 .009673772
L1 127,456,058 0.9801 130,043,932 11 219 .002875932
L1 130,120,224 0.9353 139,121,377 9 53 .005967584
L1 118,855,500 0.9390 126,576,677 5 8 .004792723
Random Totals: 9,627,998,358   9,876,979,710 294 36,302  
Catg D1 Exception Values: 480,543   497,577      
Total Test Values (4): 9,628,478,901   9,877,477,287      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 493,873,864

Confidence Interval Values (5)

State Lower Limit: 9,383,603,423 (State Test Value minus Margin of Error Percent)
Local Test Value: 9,628,478,901 (Within Confidence Interval)
State Upper Limit: 10,371,351,151 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 10,575,805,737 (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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