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2008 Confidence Interval Detail
147/Limestone
109-910/Mount Calm ISD

Category Summary

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

Stratum
Variance
A 374,590 0.9556 391,995 4 5 .003349198
D3 3,107,040 1.0247 3,032,146 13 166 .019454562
Random Totals: 3,481,630   3,424,141 17 171  
Catg J Exception Values: 85,750   86,485      
Catg D1 Exception Values: 367,352   441,329      
Total Test Values (4): 3,934,732   3,951,955      

Margin of Error

Margin of Error Percent: 6.0755499
Margin of Error Value: 240,103

Confidence Interval Values (5)

State Lower Limit: 3,711,852 (State Test Value minus Margin of Error Percent)
Local Test Value: 3,934,732 (Within Confidence Interval)
State Upper Limit: 4,192,058 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,513,421 (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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