taxes Property Tax Assistance

2018 Confidence Interval Detail

002/Andrews
002-901/Andrews ISD

Category Summary

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

Stratum
Variance
A 178,036,784 0.8896 200,131,277 49 2,015 .043660482
A 169,223,963 0.9221 183,520,185 42 1,130 .011648227
A 179,252,332 0.9184 195,178,933 47 817 .008622287
A 179,557,737 0.9686 185,378,626 26 478 .001567176
G1 750,767,978 1.0188 736,913,995 11 524 .005167204
G1 767,666,791 1.0424 736,441,664 10 93 .012157945
G1 829,552,862 0.9928 835,568,959 7 16 .001404503
G1 649,132,905 0.9981 650,368,605 2 3 .002074844
Random Totals: 3,703,191,352   3,723,502,244 194 5,076  
Catg J Exception Values: 86,260,482   97,165,466      
Catg D1 Exception Values: 15,078,685   19,781,811      
Total Test Values (4): 3,804,530,519   3,840,449,521      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 192,022,476

Confidence Interval Values (5)

State Lower Limit: 3,648,427,045 (State Test Value minus Margin of Error Percent)
Local Test Value: 3,804,530,519 (Within Confidence Interval)
State Upper Limit: 4,032,471,997 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 4,414,104,747 (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, D2, E, 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