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2011 Confidence Interval Detail
159/Maverick
159-901/Eagle Pass ISD

Category Summary

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

Stratum
Variance
A 208,655,143 0.9371 222,660,488 10 4,978 .042412642
A 206,030,830 0.9423 218,646,747 10 2,930 .076420167
A 210,254,150 0.9863 213,174,643 10 2,088 .007803273
A 221,823,230 0.9569 231,814,432 12 1,307 .003182088
C 24,764,379 0.8597 28,805,838 10 1,827 .062077829
C 25,265,931 0.9612 26,285,821 10 1,157 .051025779
C 26,807,750 0.8773 30,557,107 10 494 .054218877
C 25,827,500 0.9359 27,596,431 10 91 .216632032
D3 111,343,618 0.8481 131,285,954 19 5,623 .026167072
F1 73,294,685 1.0071 72,777,961 10 550 .019039703
F1 79,292,980 0.9659 82,092,328 9 171 .006658903
F1 100,412,550 1.0122 99,202,282 9 64 .004285021
F1 74,499,800 0.9212 80,872,558 3 5 .010835258
G1 12,915,837 0.9603 13,449,794 7 21 .008022919
G1 21,114,689 1.0131 20,841,663 3 5 .007538082
L1 24,964,400 0.9396 26,569,178 10 575 .049871086
L1 24,445,650 1.0290 23,756,706 9 101 .002751216
L1 27,446,300 1.0549 26,017,916 9 31 .014142882
L1 25,964,370 0.9544 27,204,914 3 5 .001490608
Random Totals: 1,525,123,792   1,603,612,761 173 22,023  
Catg D1 Exception Values: 54,235,359   64,243,672      
Catg G1 Exception Values: 108,066,303   105,303,284      
Total Test Values (4): 1,687,425,454   1,773,159,717      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 88,657,986

Confidence Interval Values (5)

State Lower Limit: 1,684,501,731 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,687,425,454 (Within Confidence Interval)
State Upper Limit: 1,861,817,703 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,715,342,167 (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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