taxes Property Tax Assistance

2017 Confidence Interval Detail

187/Polk
187-907/Livingston ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	236,045,755	0.9846	239,737,716	60	3,733	.073813651
A	251,900,158	0.9506	264,990,699	53	1,943	.043006325
A	253,180,914	0.9194	275,376,239	34	1,103	.030076533
A	280,115,048	0.9820	285,249,540	26	592	.026119162
E	158,996,498	1.0053	158,158,259	20	1,537	.089853473
F1	58,462,858	0.9169	63,761,433	10	330	.060687507
F1	60,688,212	0.8780	69,120,970	10	96	.124398323
F1	60,169,157	1.1182	53,808,940	8	36	.005298615
F1	52,510,467	0.9983	52,599,887	6	12	.018181253
Random Totals:	1,412,069,067		1,462,803,683	227	9,382
Catg J Exception Values:	32,800,120		27,216,344
Catg D1 Exception Values:	32,317,626		32,574,589
Total Test Values (4):	1,477,186,813		1,522,594,616

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	76,129,730

Confidence Interval Values (5)

State Lower Limit:	1,446,464,886	(State Test Value minus Margin of Error Percent)
Local Test Value:	1,477,186,813	(Within Confidence Interval)
State Upper Limit:	1,598,724,346	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	1,548,215,732	(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