taxes Property Tax Assistance

2018 Confidence Interval Detail

227/Travis
027-904/Marble Falls ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 105,874,616 0.9469 111,811,824 16 368 0.012592717
A 114,650,278 0.9734 117,783,314 16 196 0.003547113
A 117,426,742 1.0239 114,685,753 10 135 0.025539335
A 128,086,193 0.8537 150,036,539 14 71 0.010609886
C1 15,376,364 0.8781 17,510,949 21 342 0.080448823
C1 9,436,796 1.0326 9,138,869 11 88 0.078604678
C1 6,682,435 0.9914 6,740,402 10 36 0.065558089
C1 26,292,054 1.0602 24,799,145 8 68 0.071182887
E 58,077,372 0.9506 61,095,489 19 250 0.071986919
Random Totals: 581,902,850 613,602,284 125 1,554
CATG D1 EXCEPTION VALUES: 1,502,948 464,497
Total Test Values(1) 583,405,798 614,066,781

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 30,703,339

Confidence Interval Values(5)

Local Test Value: 583,405,798 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 583,363,442 (State Test Value minus Margin of Error Percent)
State Upper Limit: 644,770,120 (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