taxes Property Tax Assistance

2018 Confidence Interval Detail

139/Lamar
139-911/North Lamar ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	118,374,900	0.8962	132,085,360	21	1,501	.037070810
A	115,357,670	0.8830	130,642,888	20	911	.027427564
A	118,309,150	0.9187	128,778,872	27	668	.011051586
A	122,796,970	0.8974	136,836,383	26	427	.022312064
E	308,483,618	0.9304	331,560,209	32	3,478	.080755268
F1	28,242,280	0.8308	33,994,078	10	179	.067095061
F1	26,342,400	0.7751	33,985,808	8	53	.090849754
F1	30,457,662	0.9844	30,940,331	6	20	.050198470
F1	28,549,750	0.8518	33,516,964	3	6	.033878189
L1	14,613,250	0.9928	14,719,228	10	206	.007442068
L1	14,836,370	0.9473	15,661,744	8	41	.006946866
L1	19,533,420	0.8753	22,316,257	5	14	.041051184
Random Totals:	945,897,440		1,045,038,122	176	7,504
Catg D1 Exception Values:	21,040,097		19,230,567
Catg L1 Exception Values:	10,614,020		10,623,243
Total Test Values (4):	977,551,557		1,074,891,932

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	53,744,596

Confidence Interval Values (5)

Local Test Value:	977,551,557	(Outside Confidence Interval)
State Lower Limit:	1,021,147,336	(State Test Value minus Margin of Error Percent)
State Upper Limit:	1,128,636,528	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	1,293,742,257	(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