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2010 Confidence Interval Detail
185/Parmer
185-903/Friona ISD

Category Summary

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

Stratum
Variance
A 14,905,263 1.0144 14,693,674 9 453 .007796113
A 14,831,511 0.9611 15,431,808 10 237 .004668285
A 15,398,841 0.9050 17,015,294 9 177 .008345133
A 14,901,916 0.9532 15,633,567 9 99 .002294612
D3 22,354,330 0.9539 23,434,668 16 1,554 .001564230
L1 3,769,611 0.9786 3,852,045 10 62 .008229808
L1 3,388,711 0.9630 3,518,911 6 12 .001004553
L1 2,787,850 0.9419 2,959,815 3 4 .007355246
Random Totals: 92,338,033   96,539,782 72 2,598  
Catg J Exception Values: 16,311,234   17,066,579      
Catg D1 Exception Values: 38,816,844   35,333,487      
Catg L1 Exception Values: 7,015,847   6,992,241      
Total Test Values (4): 154,481,958   155,932,089      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,796,604

Confidence Interval Values (5)

State Lower Limit: 148,135,485 (State Test Value minus Margin of Error Percent)
Local Test Value: 154,481,958 (Within Confidence Interval)
State Upper Limit: 163,728,693 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 291,640,630 (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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