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2012 Confidence Interval Detail
106/Hemphill
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 8,696,630 0.9469 9,184,317 15 643 .009854402
G1 87,906,040 1.0569 83,173,470 11 299 .008621065
G1 87,869,790 0.9903 88,730,476 9 134 .023162159
G1 90,957,860 1.0088 90,164,413 8 53 .008674845
G1 84,559,460 1.0075 83,929,985 6 15 .001793910
Random Totals: 359,989,780   355,182,661 49 1,144  
Catg D1 Exception Values: 5,277,030   5,222,748      
Total Test Values (4): 365,266,810   360,405,409      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 18,020,270

Confidence Interval Values (5)

State Lower Limit: 342,385,139 (State Test Value minus Margin of Error Percent)
Local Test Value: 365,266,810 (Within Confidence Interval)
State Upper Limit: 378,425,679 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 469,298,379 (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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