taxes Property Tax Assistance

2017 Confidence Interval Detail

101/Harris
101-916/La Porte ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	288,932,900	0.9233	312,935,016	40	2,488	.018047673
A	713,292,487	0.9823	726,145,258	48	4,636	.005148159
A	583,343,509	0.9840	592,828,769	50	2,912	.005861588
A	656,102,002	0.9978	657,548,609	49	2,064	.006652187
F1	359,081,130	0.8749	410,425,340	10	357	.032501825
F1	358,867,010	0.9023	397,724,715	16	93	.045947970
F1	363,681,837	0.9195	395,521,302	15	31	.012757212
F1	493,230,730	1.0100	488,347,257	7	14	.002365511
L1	164,322,539	0.9089	180,792,759	10	389	.072422266
L1	179,774,455	0.9267	193,994,232	11	77	.011946717
L1	166,113,933	0.8294	200,282,051	7	29	.054191693
L1	135,600,762	1.1132	121,811,680	5	9	.080080301
Random Totals:	4,462,343,294		4,678,356,988	268	13,099
Catg D1 Exception Values:	182,842		204,721
Total Test Values (4):	4,462,526,136		4,678,561,709

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	233,928,085

Confidence Interval Values (5)

State Lower Limit:	4,444,633,624	(State Test Value minus Margin of Error Percent)
Local Test Value:	4,462,526,136	(Within Confidence Interval)
State Upper Limit:	4,912,489,794	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	8,957,478,177	(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, 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
(6) Includes local value of unstudied property categories and sub-categories