taxes Property Tax Assistance

2019 Confidence Interval Detail

Harris County
101-903/Alief ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,084,311,655 0.9414 1,151,807,579 98 10195 0.012131323
A 1,804,913,485 0.9503 1,899,309,150 91 12667 0.009942044
A 2,311,500,747 0.9753 2,370,040,754 94 13132 0.009306751
A 1,861,267,227 0.9972 1,866,493,409 98 4795 0.009739222
B 469,547,923 0.8415 557,989,213 10 67 0.022587799
B 954,431,889 0.9102 1,048,595,791 8 69 0.022585349
B 728,142,222 0.8780 829,319,159 8 28 0.013585810
B 741,592,315 0.9986 742,632,000 7 17 0.009722088
C1 73,245,376 0.7258 100,916,748 10 198 0.134434776
C1 69,491,287 0.8148 85,286,312 8 51 0.082528740
C1 74,299,635 1.0917 68,058,656 6 17 0.084374047
C1 63,859,475 1.8364 34,774,273 3 4 0.042902230
F1 1,359,224,780 0.9323 1,457,926,397 13 1005 0.083137505
F1 1,308,335,881 0.9545 1,370,702,861 13 250 0.014875275
F1 1,323,410,730 0.9467 1,397,919,858 10 82 0.011972889
F1 1,303,599,677 0.9398 1,387,103,295 7 22 0.012479655
L1 217,873,248 0.9547 228,211,216 10 2446 0.010701329
L1 203,237,750 0.9880 205,706,225 10 263 0.002131688
L1 207,070,064 0.9677 213,981,672 9 62 0.003270341
L1 219,835,423 1.0012 219,571,937 6 15 0.008010560
Random Totals: 16,379,190,789 17,236,346,505 519 45,385
CATG D1 EXCEPTION VALUES: 13,396 11,876
Total Test Values(1) 16,379,204,185 17,236,358,381

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 861,817,919

Confidence Interval Values(5)

Local Test Value: 16,379,204,185 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 16,374,540,462 (State Test Value minus Margin of Error Percent)
State Upper Limit: 18,098,176,300 (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