taxes Property Tax Assistance

2017 Confidence Interval Detail

085/Garza
085-902/Post ISD

Category Summary

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

Stratum
Variance
A 8,338,970 1.0279 8,112,628 15 409 .092306526
A 10,901,064 0.7452 14,628,374 15 297 .047145552
A 10,286,638 0.7919 12,989,819 15 173 .051789038
A 15,867,204 0.8493 18,682,685 16 137 .096537078
E 56,720,020 0.5487 103,371,642 14 804 .187597604
F1 4,094,005 0.8807 4,648,581 9 103 .137466044
F1 4,360,009 0.6917 6,303,324 8 40 .832691128
F1 3,914,067 0.9541 4,102,366 6 14 .157859898
F1 3,087,270 0.7813 3,951,453 3 4 .224531015
G1 47,638,837 1.0417 45,731,820 15 152 .005261567
G1 48,390,026 1.0313 46,921,387 15 35 .003813276
G1 53,292,516 1.0137 52,572,276 7 10 .000167807
Random Totals: 266,890,626   322,016,355 138 2,178  
Catg J Exception Values: 9,829,100   8,185,130      
Catg D1 Exception Values: 31,058,946   20,105,808      
Catg G1 Exception Values: 40,180,467   38,590,626      
Total Test Values (4): 347,959,139   388,897,919      

Margin of Error

Margin of Error Percent: 6.1578041
Margin of Error Value: 23,947,572

Confidence Interval Values (5)

Local Test Value: 347,959,139 (Outside Confidence Interval)
State Lower Limit: 364,950,347 (State Test Value minus Margin of Error Percent)
State Upper Limit: 412,845,491 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 414,135,208 (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