taxes Property Tax Assistance

2017 Confidence Interval Detail

252/Young
252-903/Olney ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	12,226,357	0.8372	14,603,866	13	465	.022786040
A	12,196,290	1.0293	11,849,111	12	231	.010495699
A	12,122,981	0.9879	12,271,466	12	154	.015782041
A	12,918,870	0.9443	13,680,896	11	94	.017669792
E	25,904,840	1.0273	25,216,431	14	384	.021070584
F1	1,823,860	0.8329	2,189,771	10	73	.054782937
F1	1,719,590	0.7771	2,212,830	9	29	.029907074
F1	1,781,640	0.8483	2,100,248	7	13	.013525417
F1	2,133,990	0.7838	2,722,621	3	8	.069016253
G1	1,991,630	1.0414	1,912,454	8	50	.004390683
G1	2,309,880	1.0112	2,284,296	4	6	.137255764
L1	1,409,660	0.8958	1,573,633	9	50	.015601240
L1	1,633,860	0.8186	1,995,920	7	14	.103222878
L1	683,090	1.0383	657,893	4	3	.001331747
Random Totals:	90,856,538		95,271,436	123	1,574
Catg D1 Exception Values:	9,510,573		8,210,169
Catg G1 Exception Values:	3,457,420		3,405,498
Catg L1 Exception Values:	349,650		363,250
Total Test Values (4):	104,174,181		107,250,353

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	5,362,517

Confidence Interval Values (5)

State Lower Limit:	101,887,836	(State Test Value minus Margin of Error Percent)
Local Test Value:	104,174,181	(Within Confidence Interval)
State Upper Limit:	112,612,870	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	178,875,744	(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