taxes Property Tax Assistance

2016 Confidence Interval Detail

003/Angelina
003-903/Lufkin ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	288,185,204	1.0068	286,238,780	16	4,870	.011335886
A	302,842,363	0.9786	309,464,912	27	2,853	.012440909
A	315,422,320	0.9797	321,958,069	21	1,939	.007531151
A	317,578,210	0.9765	325,220,901	20	994	.001527775
F1	107,132,219	0.8800	121,741,158	10	528	.020625509
F1	107,357,737	0.9819	109,336,732	9	142	.006551520
F1	102,194,480	0.8777	116,434,408	8	56	.085065115
F1	115,716,620	0.9972	116,041,536	5	13	.002291605
L1	59,056,330	0.9712	60,807,589	12	592	.012484791
L1	69,571,478	1.0076	69,046,723	9	124	.009178304
L1	82,334,190	0.9608	85,693,370	8	35	.007415878
L1	34,005,080	0.9996	34,018,687	2	2	.000000617
Random Totals:	1,901,396,231		1,956,002,865	147	12,148
Catg D1 Exception Values:	11,346,059		10,301,619
Total Test Values (4):	1,912,742,290		1,966,304,484

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	98,315,224

Confidence Interval Values (5)

State Lower Limit:	1,867,989,260	(State Test Value minus Margin of Error Percent)
Local Test Value:	1,912,742,290	(Within Confidence Interval)
State Upper Limit:	2,064,619,708	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	2,225,029,045	(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