taxes Property Tax Assistance

2019 Confidence Interval Detail

Harris County
101-913/Humble ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2,929,513,631 0.9504 3,082,400,706 196 18101 0.006353340
A 3,661,042,741 0.9802 3,734,995,655 197 16936 0.007063286
A 3,687,038,431 0.9859 3,739,769,176 195 13051 0.006035264
A 3,695,616,088 0.9710 3,805,989,792 192 8104 0.006402204
B 867,272,556 0.9627 900,875,201 11 51 0.030272864
C1 85,775,699 0.7376 116,290,264 10 2411 0.089297586
C1 79,148,043 0.8149 97,126,081 10 702 0.056350450
C1 62,128,838 0.9930 62,566,806 9 99 0.013393807
C1 65,836,636 1.0657 61,777,832 7 28 0.081629588
F1 544,653,927 0.8683 627,264,686 10 572 0.016129212
F1 620,301,082 0.8680 714,632,583 8 225 0.145779395
F1 669,548,807 0.8534 784,566,214 11 101 0.059133156
F1 633,644,168 0.9336 678,710,548 7 31 0.027115357
L1 1,334,429 0.9648 1,383,155 11 11 0.008974314
L1 5,165,899 0.8816 5,859,612 10 10 0.005385476
L1 15,714,820 0.9415 16,691,750 10 10 0.023633712
L1 46,009,311 0.9529 48,281,512 8 8 0.003978591
Random Totals: 17,669,745,106 18,479,181,573 902 60,451
CATG D1 EXCEPTION VALUES: 5,223,354 5,228,578
Total Test Values(1) 17,674,968,460 18,484,410,151

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 924,220,508

Confidence Interval Values(5)

Local Test Value: 17,674,968,460 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 17,560,189,643 (State Test Value minus Margin of Error Percent)
State Upper Limit: 19,408,630,659 (State Test Value plus Margin of Error Percent)

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