taxes Property Tax Assistance

2017 Confidence Interval Detail

101/Harris
101-908/Deer Park ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	447,992,877	0.9697	461,991,211	41	3,910	.005772411
A	527,260,614	0.9599	549,287,024	45	3,365	.005128848
A	646,595,982	0.9639	670,812,306	49	3,278	.015842749
A	670,923,139	0.9648	695,401,263	49	2,386	.014220600
F1	183,189,793	0.8563	213,931,791	10	305	.070767537
F1	189,726,714	0.8924	212,602,772	10	97	.024029115
F1	188,477,021	0.8911	211,510,516	7	33	.015732533
F1	241,361,014	0.9661	249,830,260	4	11	.012867268
L1	104,452,273	0.8919	117,112,090	12	358	.035303269
L1	106,129,521	0.9605	110,494,035	9	62	.014826565
L1	86,928,770	0.8818	98,581,050	9	17	.041657803
L1	113,148,341	1.3056	86,663,864	3	6	.122207473
Random Totals:	3,506,186,059		3,678,218,182	248	13,828
Catg D1 Exception Values:	8,988		10,793
Total Test Values (4):	3,506,195,047		3,678,228,975

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	183,911,448

Confidence Interval Values (5)

State Lower Limit:	3,494,317,527	(State Test Value minus Margin of Error Percent)
Local Test Value:	3,506,195,047	(Within Confidence Interval)
State Upper Limit:	3,862,140,423	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	8,136,436,529	(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