taxes Property Tax Assistance

2017 Confidence Interval Detail

101/Harris
101-902/Aldine ISD

Category Summary

(1)
Category		 (1)
Local
Value		 (1)
Stratum
Ratio		 (1)
State
Value		 (2)
Sample
Size		 (3)
Total
Parcels
Stratum
Variance
A 971,674,680 0.9292 1,045,711,020 96 11,854 .030913453
A 1,367,627,858 0.9428 1,450,602,310 100 12,539 .014294798
A 1,860,332,825 0.9673 1,923,222,191 98 14,133 .009257450
A 2,035,805,232 1.0295 1,977,469,871 95 10,998 .008366187
B 151,547,564 0.7852 193,005,048 7 58 .021700126
B 192,268,692 0.8568 224,403,235 7 40 .008553521
B 205,808,947 0.8208 250,741,894 6 28 .017890279
B 250,316,879 0.9565 261,700,867 6 18 .003322528
C1 145,150,038 0.9177 158,167,198 47 4,259 .019667918
C1 136,325,795 1.0174 133,994,294 9 565 .011331815
C1 150,606,379 0.9623 156,506,681 8 175 .020863541
C1 159,325,911 0.9866 161,489,875 8 54 .012148948
F1 1,491,181,782 0.9626 1,549,118,826 13 1,722 .057686576
F1 1,476,602,698 0.9712 1,520,389,928 16 395 .095048947
F1 1,488,790,201 0.9412 1,581,800,044 14 155 .018877766
F1 1,234,329,418 0.9780 1,262,095,519 14 55 .038509022
L1 852,626,291 0.8447 1,009,383,557 10 1,632 .027870807
L1 725,032,741 1.0458 693,280,494 12 144 .037610692
L1 801,815,043 0.9765 821,111,155 8 52 .006371621
L1 681,468,724 0.9367 727,520,790 5 8 .038393702
Random Totals: 16,378,637,698   17,101,714,797 579 58,884  
Catg J Exception Values: 74,164,470   79,084,772      
Catg D1 Exception Values: 8,527,260   8,446,815      
Total Test Values (4): 16,461,329,428   17,189,246,384      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 859,462,319

Confidence Interval Values (5)

State Lower Limit: 16,329,784,065 (State Test Value minus Margin of Error Percent)
Local Test Value: 16,461,329,428 (Within Confidence Interval)
State Upper Limit: 18,048,708,703 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 18,996,495,138 (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