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2007 Confidence Interval Detail
201/Rusk
201-908/Overton ISD

Category Summary

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

Stratum
Variance
A 10,778,377 1.0590 10,177,882 17 184 .120500280
A 10,762,474 0.9805 10,976,516 15 110 .050346395
A 10,781,596 0.9889 10,902,615 15 83 .023776572
A 10,611,647 0.9284 11,430,038 15 52 .010286946
D3 6,203,740 0.9634 6,439,423 20 406 .045534699
F1 1,064,475 0.8164 1,303,865 6 40 .016708152
F1 1,085,972 0.8490 1,279,119 5 16 .046766958
F1 1,034,781 0.8097 1,277,981 4 7 .092661070
F1 1,060,290 0.8436 1,256,863 2 3 .113063797
G1 3,795,490 0.9947 3,815,713 9 27 .011249863
L1 859,480 0.9401 914,243 7 35 .017346733
L1 822,148 0.9249 888,905 4 8 .009006785
L1 1,080,695 0.9512 1,136,139 3 4 .014020288
Random Totals: 59,941,165   61,799,302 122 975  
Catg J Exception Values: 7,285,879   7,142,959      
Catg D1 Exception Values: 797,290   752,981      
Catg G1 Exception Values: 1,817,330   1,731,165      
Catg L1 Exception Values: 587,670   581,060      
Total Test Values (4): 70,429,334   72,007,467      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,600,373

Confidence Interval Values (5)

State Lower Limit: 68,407,094 (State Test Value minus Margin of Error Percent)
Local Test Value: 70,429,334 (Within Confidence Interval)
State Upper Limit: 75,607,840 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 61,991,706 (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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