taxes Property Tax Assistance

2021 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 2,312,906,382 0.9505 2,433,357,582 196 6,113 0.013739793
A 3,201,402,457 0.9590 3,338,271,592 199 5,996 0.013849211
A 4,684,873,608 0.9104 5,145,950,800 198 6,295 0.035663248
A 4,383,996,949 0.9429 4,649,482,394 197 2,820 0.024432335
B 186,464,169 0.9865 189,015,883 11 177 0.063483898
C1 162,500,276 0.6495 250,192,881 92 2,340 0.146327063
C1 101,800,164 0.7459 136,479,641 62 478 0.105717802
C1 148,495,163 0.7270 204,257,446 30 267 0.156612652
C1 110,364,520 0.9439 116,923,954 11 61 0.096101827
F1 552,531,268 1.0440 529,244,510 14 340 0.047653399
F1 473,355,761 0.9825 481,787,034 11 83 0.020259299
F1 476,394,615 0.8502 560,332,410 8 30 0.047373902
Random Totals: 16,795,085,332 18,035,296,127 1,029 25,000
CATG B EXCEPTION VALUES: 368,708,567 403,352,496
CATG D1 EXCEPTION VALUES: 2,042,948 481,110
CATG F1 EXCEPTION VALUES: 460,606,900 487,433,792
Total Test Values 17,626,443,747 18,926,563,525

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 946,328,176

Confidence Interval Values(5)

Local Test Value: 17,626,443,747 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 17,980,235,349 (State Test Value minus Margin of Error Percent)
State Upper Limit: 19,872,891,701 (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