taxes Property Tax Assistance

2016 Confidence Interval Detail

227/Travis
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	2,153,072,166	0.9514	2,263,056,723	253	6,856	.016469621
A	2,153,327,865	0.9695	2,221,070,516	247	4,641	.012657468
A	2,153,393,847	0.9485	2,270,315,073	185	3,242	.012267276
A	2,152,176,577	0.9726	2,212,807,503	88	1,572	.014541308
B	65,050,959	0.9667	67,291,775	9	148	.001568577
C1	76,477,429	0.6602	115,839,789	31	1,435	.187725460
C1	91,629,743	0.7951	115,243,042	31	740	.071121198
C1	111,718,143	0.7854	142,243,625	23	356	.079920664
C1	126,906,592	0.8338	152,202,677	9	109	.067086148
F1	308,980,827	0.9988	309,352,049	10	307	.000794574
F1	333,662,047	0.9736	342,709,580	9	91	.007287917
F1	426,973,722	0.9902	431,199,477	7	29	.002992300
Random Totals:	10,153,369,917		10,643,331,829	902	19,526
Catg D1 Exception Values:	1,503,511		555,761
Catg B Exception Values:	165,374,200		163,461,293
Catg F1 Exception Values:	284,862,215		280,475,825
Total Test Values (4):	10,605,109,843		11,087,824,708

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	554,391,235

Confidence Interval Values (5)

State Lower Limit:	10,533,433,473	(State Test Value minus Margin of Error Percent)
Local Test Value:	10,605,109,843	(Within Confidence Interval)
State Upper Limit:	11,642,215,943	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	10,714,180,440	(See ISD Summary Worksheet)

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, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories