taxes Property Tax Assistance

2020 Confidence Interval Detail

Travis County
227-913/Lake Travis ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2,939,636,216 0.9326 3,152,086,871 132 7,866 0.010169115
A 2,987,549,284 0.9182 3,253,702,117 79 5,661 0.025697288
A 2,968,493,470 0.9344 3,176,897,977 56 3,907 0.019578064
A 2,913,545,664 0.9622 3,028,004,224 24 1,958 0.013963906
B 53,712,715 0.8968 59,893,750 9 107 0.037551404
C1 98,891,864 0.8134 121,578,392 19 1,531 0.140122274
C1 98,513,636 0.7591 129,776,888 14 545 0.110890738
C1 116,884,656 0.6796 171,990,371 12 257 0.274069410
C1 127,956,160 1.0296 124,277,545 9 82 0.046969009
F1 508,209,030 1.0064 504,977,176 10 323 0.007481925
F1 533,678,786 1.0141 526,258,541 10 96 0.001096921
F1 510,623,559 1.0132 503,971,140 8 30 0.005828868
F1 495,740,887 0.9795 506,116,271 4 5 0.001249348
L1 62,711,998 1.0058 62,350,366 10 692 0.001718058
L1 60,906,297 1.0152 59,994,382 10 169 0.000526465
L1 52,517,947 1.0025 52,386,980 9 39 0.000245877
L1 57,070,559 1.0142 56,271,504 6 13 0.001425950
Random Totals: 14,586,642,728 15,490,534,495 421 23,281
CATG B EXCEPTION VALUES: 450,730,420 446,086,173
CATG D1 EXCEPTION VALUES: 1,884,325 382,900
Total Test Values 15,039,257,473 15,937,003,568

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 796,850,178

Confidence Interval Values(5)

Local Test Value: 15,039,257,473 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 15,140,153,390 (State Test Value minus Margin of Error Percent)
State Upper Limit: 16,733,853,746 (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