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2006 Confidence Interval Detail
108/Hidalgo
108-911/Sharyland ISD

Category Summary

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

Stratum
Variance
A 283,866,646 0.8955 316,992,346 30 2,927 .017213874
A 283,557,649 0.9480 299,111,444 57 1,747 .007297837
A 283,866,283 0.9625 294,926,008 59 1,206 .010823019
A 283,390,716 0.9195 308,200,887 34 684 .016382392
C 29,711,099 0.8813 33,712,809 7 970 .062239932
C 29,693,523 0.9507 31,233,326 12 617 .013103567
C 29,720,788 1.0189 29,169,485 8 391 .002085468
C 29,597,954 0.9777 30,273,043 9 92 .008447980
F1 55,441,781 0.9450 58,668,551 7 232 .022754233
F1 57,556,549 0.9685 59,428,548 6 52 .026470706
F1 54,498,439 0.9693 56,224,532 5 11 .002013360
F1 53,855,202 0.9304 57,883,923 3 5 .008651959
L1 44,533,851 1.0078 44,189,175 7 105 .002803789
L1 50,064,334 0.9998 50,074,349 4 8 .000994183
L1 42,665,461 1.0000 42,665,461 3 4
Random Totals: 1,612,020,275   1,712,753,887 251 9,051  
Catg D1 Exception Values: 2,059,098   2,418,325      
Catg L1 Exception Values: 99,905,543   98,888,150      
Total Test Values (4): 1,713,984,916   1,814,060,362      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 90,703,018

Confidence Interval Values (5)

Local Test Value: 1,713,984,916 (Outside Confidence Interval)
State Lower Limit: 1,723,357,344 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,904,763,380 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,707,296,059 (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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