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2008 Confidence Interval Detail
182/Palo Pinto
182-903/Mineral Wells ISD

Category Summary

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

Stratum
Variance
A 75,216,240 1.0333 72,792,258 29 2,183 .022270559
A 78,851,410 0.9884 79,776,821 24 1,202 .012885092
A 93,956,220 0.9688 96,982,060 30 996 .004629671
A 94,357,550 0.9873 95,571,306 22 544 .003293183
D3 87,271,440 0.9530 91,575,488 21 2,654 .024928417
F1 22,919,710 0.9927 23,088,254 11 276 .009344934
F1 22,400,060 0.9736 23,007,457 7 88 .010893868
F1 20,569,260 0.9273 22,181,883 7 35 .013480153
F1 24,551,200 0.9910 24,774,168 6 13 .005333784
L1 11,197,830 1.0574 10,589,966 8 291 .008764770
L1 14,666,610 1.0164 14,429,959 11 88 .001461173
L1 11,150,990 0.9970 11,184,544 8 19 .002701577
Random Totals: 557,108,520   565,954,164 184 8,389  
Catg J Exception Values: 18,750,428   18,793,264      
Catg D1 Exception Values: 4,564,770   4,629,530      
Catg L1 Exception Values: 11,177,470   11,561,180      
Total Test Values (4): 591,601,188   600,938,138      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 30,046,907

Confidence Interval Values (5)

State Lower Limit: 570,891,231 (State Test Value minus Margin of Error Percent)
Local Test Value: 591,601,188 (Within Confidence Interval)
State Upper Limit: 630,985,045 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 644,728,113 (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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