taxes Property Tax Assistance

2016 Confidence Interval Detail

125/Jim Wells
125-901/Alice ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	93,911,021	0.7586	123,795,177	15	2,380	.098534431
A	95,986,724	0.8265	116,136,387	15	1,332	.085769469
A	95,467,989	0.8975	106,371,018	13	788	.017560802
A	95,974,108	0.9590	100,077,276	13	489	.032051127
E	164,797,692	0.8340	197,599,151	24	3,097	.109426896
F1	36,907,968	0.9271	39,810,126	10	332	.031418561
F1	39,138,854	0.9293	42,116,490	9	96	.019425998
F1	35,974,685	0.9908	36,308,725	8	31	.008819467
F1	33,298,351	0.9963	33,422,012	4	6	.000196828
L1	27,874,988	0.9903	28,148,024	10	373	.001492101
L1	27,170,739	1.0335	26,290,023	9	78	.025597117
L1	13,295,802	0.9908	13,419,259	7	10	.000898466
L1	19,209,001	0.9578	20,055,336	4	4	.004979016
Random Totals:	779,007,922		883,549,004	141	9,016
Catg J Exception Values:	5,252,840		5,411,983
Catg D1 Exception Values:	19,145,851		21,752,163
Total Test Values (4):	803,406,613		910,713,150

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	45,535,657

Confidence Interval Values (5)

Local Test Value:	803,406,613	(Outside Confidence Interval)
State Lower Limit:	865,177,493	(State Test Value minus Margin of Error Percent)
State Upper Limit:	956,248,807	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	1,213,953,177	(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, D3, 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