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2008 Confidence Interval Detail
102/Harrison
102-904/Hallsville ISD

Category Summary

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

Stratum
Variance
A 123,552,290 0.9174 134,676,575 33 1,527 .024385866
A 129,601,820 0.9573 135,382,660 28 1,016 .007276025
A 150,970,280 1.0294 146,658,520 50 866 .010030778
A 174,368,090 1.0059 173,345,352 57 642 .003175552
D3 141,066,140 0.9349 150,889,015 22 3,595 .006473917
G1 55,511,426 1.0033 55,328,841 11 137 .000703910
G1 55,500,560 0.9685 57,305,689 10 76 .003348288
G1 55,947,065 1.0011 55,885,591 10 52 .000184510
G1 54,213,738 1.0017 54,121,731 9 32 .000859134
L1 7,866,600 0.9755 8,064,172 6 78 .002281085
L1 10,951,300 1.0162 10,776,717 5 29 .002143227
L1 13,565,140 1.0231 13,258,860 4 14 .001724573
L1 11,751,610 1.0005 11,745,737 3 6 .000202945
Random Totals: 984,866,059   1,007,439,460 248 8,070  
Catg D1 Exception Values: 5,310,160   6,904,869      
Catg L1 Exception Values: 34,936,580   35,105,119      
Total Test Values (4): 1,025,112,799   1,049,449,448      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 52,472,472

Confidence Interval Values (5)

State Lower Limit: 996,976,976 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,025,112,799 (Within Confidence Interval)
State Upper Limit: 1,101,921,920 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,846,377,270 (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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