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2006 Confidence Interval Detail
242/Wheeler
242-906/Fort Elliott CISD

Category Summary

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

Stratum
Variance
D3 16,241,460 0.7320 22,187,787 11 2,026 .135749842
G1 245,106,396 0.9390 261,029,176 15 287 .049103930
G1 245,123,920 0.8980 272,966,503 14 145 .085108536
G1 245,825,133 1.3616 180,541,373 15 87 .105809493
G1 240,545,905 1.4024 171,524,462 14 40 .082976208
Random Totals: 992,842,814   908,249,301 69 2,585  
Catg J Exception Values: 5,531,098   6,269,083      
Catg D1 Exception Values: 15,258,420   18,001,841      
Total Test Values (4): 1,013,632,332   932,520,225      

Margin of Error

Margin of Error Percent: 6.5252561
Margin of Error Value: 60,849,333

Confidence Interval Values (5)

State Lower Limit: 871,670,892 (State Test Value minus Margin of Error Percent)
State Upper Limit: 993,369,558 (State Test Value plus Margin of Error Percent)
Local Test Value: 1,013,632,332 (Outside Confidence Interval)
Value Assigned (6): 1,208,368,746 (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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