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2011 Confidence Interval Detail
173/Motley
173-901/Motley County ISD

Category Summary

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

Stratum
Variance
A 3,639,800 0.9642 3,774,943 10 198 .005989430
A 3,683,868 1.0148 3,630,142 10 112 .002659026
A 3,640,521 0.9574 3,802,508 10 66 .006808487
A 3,729,976 0.9566 3,899,201 10 39 .004775797
D3 8,529,545 0.9441 9,034,578 15 2,994 .001672963
Random Totals: 23,223,710   24,141,372 55 3,409  
Catg J Exception Values: 4,243,730   4,253,152      
Catg D1 Exception Values: 45,093,190   45,717,059      
Total Test Values (4): 72,560,630   74,111,583      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,705,579

Confidence Interval Values (5)

State Lower Limit: 70,406,004 (State Test Value minus Margin of Error Percent)
Local Test Value: 72,560,630 (Within Confidence Interval)
State Upper Limit: 77,817,162 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 83,203,147 (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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