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2007 Confidence Interval Detail
119/Jack
119-902/Jacksboro ISD

Category Summary

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

Stratum
Variance
A 16,388,769 1.0812 15,157,944 11 585 .091935936
A 16,299,718 0.9820 16,598,491 10 282 .031054810
A 16,389,731 0.9548 17,165,617 7 196 .014566187
A 16,249,651 0.9482 17,137,367 12 121 .013493332
D3 62,181,940 0.9480 65,592,764 30 5,557 .090982779
G1 44,810,050 0.9222 48,590,382 15 421 .016706686
G1 44,783,980 1.0124 44,235,460 15 157 .013082274
G1 45,159,821 1.0683 42,272,602 15 74 .009093029
G1 43,783,700 1.0793 40,566,756 13 29 .038128660
Random Totals: 306,047,360   307,317,383 128 7,422  
Catg J Exception Values: 159,336,773   158,039,793      
Catg D1 Exception Values: 21,000,460   22,502,637      
Total Test Values (4): 486,384,593   487,859,813      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 24,392,991

Confidence Interval Values (5)

State Lower Limit: 463,466,822 (State Test Value minus Margin of Error Percent)
Local Test Value: 486,384,593 (Within Confidence Interval)
State Upper Limit: 512,252,804 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 598,524,211 (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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