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2007 Confidence Interval Detail
225/Titus
225-902/Mount Pleasant ISD

Category Summary

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

Stratum
Variance
A 103,092,712 0.7931 129,987,028 14 1,800 .043788655
A 103,056,244 0.9380 109,868,064 27 1,053 .036367088
A 103,098,062 0.9665 106,671,559 23 688 .019943101
A 102,890,955 0.9697 106,105,966 14 364 .008687635
D3 106,415,135 0.9318 114,203,837 20 4,487 .038874151
F1 43,225,690 0.8983 48,119,437 14 325 .047810873
F1 43,439,470 0.7376 58,892,991 14 120 .110291955
F1 42,906,831 0.8338 51,459,380 15 55 .019678526
L1 24,595,210 1.0511 23,399,496 7 323 .010924376
L1 24,600,283 1.1219 21,927,340 6 64 .070300907
L1 30,637,542 1.0066 30,436,660 5 15 .001069527
Random Totals: 727,958,134   801,071,758 159 9,294  
Catg J Exception Values: 39,266,039   38,210,608      
Catg D1 Exception Values: 9,976,931   8,611,277      
Catg F1 Exception Values: 21,564,557   29,258,220      
Catg L1 Exception Values: 16,380,245   16,361,163      
Total Test Values (4): 815,145,906   893,513,026      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 44,675,651

Confidence Interval Values (5)

Local Test Value: 815,145,906 (Outside Confidence Interval)
State Lower Limit: 848,837,375 (State Test Value minus Margin of Error Percent)
State Upper Limit: 938,188,677 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,030,904,358 (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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