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2007 Confidence Interval Detail
148/Lipscomb
148-902/Follett ISD

Category Summary

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

Stratum
Variance
D3 6,580,382 0.6175 10,656,489 14 1,043 .538842256
G1 49,690,981 1.0438 47,605,845 15 168 .017539269
G1 49,853,113 1.0932 45,602,921 15 75 .013430027
G1 50,203,719 1.0497 47,826,730 15 39 .006088231
G1 48,267,475 1.0713 45,055,050 13 14 .012782043
Random Totals: 204,595,670   196,747,035 72 1,339  
Catg D1 Exception Values: 9,863,959   13,790,970      
Total Test Values (4): 214,459,629   210,538,005      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 10,526,900

Confidence Interval Values (5)

State Lower Limit: 200,011,105 (State Test Value minus Margin of Error Percent)
Local Test Value: 214,459,629 (Within Confidence Interval)
State Upper Limit: 221,064,905 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 238,291,508 (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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