Inferential Statistics Data Analysis Plan and Computation

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STAT200 Introduction to Statistics

Dataset for Written Assignments

Description of Dataset:

The data is a random sample from the US Department of Labor’s 2016 Consumer Expenditure Surveys (CE) and provides information about the composition of households and their annual expenditures ( https://www.bls.gov/cex/ ). It contains information from 31 households, where a survey responder provided the requested information; it is all self-reported information. This dataset contains four socioeconomic variables (whose names start with SE) and four expenditure variables (whose names start with USD).

Description of Variables/Data Dictionary:

The following table is a data dictionary that describes the variables and their locations in this dataset (Note: Dataset is on second page of this document):

Variable Name	Location in Dataset	Variable Description	Coding
UniqueID#	First Column	Unique number used to identify each survey responder	Each responder has a unique number from 1-30
SE-MaritalStatus	Second Column	Marital Status of Head of Household	Not Married/Married
SE-Income	Third Column	Annual Household Income	Amount in US Dollars
SE-AgeHeadHousehold	Fourth Column	Age of the Head of Household	Age in Years
SE-FamilySize	Fifth Column	Total Number of People in Family (Both Adults and Children)	Number of People in Family
USD-AnnualExpenditures	Sixth Column	Total Amount of Annual Expenditures	Amount in US Dollars
USD-Food	Seventh Column	Total Amount of Annual Expenditure on Food	Amount in US Dollars
USD-Housing	Eighth Column	Total Amount of Annual Expenditure on Housing	Amount in US Dollars
USD-Transport	Ninth Column	Total Amount of Annual Expenditure on Transportation	Amount in US Dollars

How to read the data set: Each row contains information from one household. For instance, the first row of the dataset starting on the next page shows us that for the first household in the sample: the head of household is not married and is 35 years old, has an annual household income is $97,469, has a family size of 4, annual expenditures of $54,929, and spends $6,900 on food, $18,514 on housing, and $145 on transportation.

UniqueID#	SE-MaritalStatus	SE-Income	SE-AgeHeadHousehold	SE-FamilySize	USD-AnnualExpenditures	USD-Food	USD-Housing	USD-Transport
1	Not Married	97469	35	4	54929	6900	18514	145
2	Not Married	97912	49	1	55704	6937	18619	152
3	Not Married	96697	49	2	56453	6971	18520	136
4	Not Married	96653	51	4	56488	6943	18838	124
5	Not Married	96664	53	3	55558	7051	18502	168
6	Not Married	95744	52	4	55963	7040	18435	146
7	Not Married	94929	59	2	55247	6948	18483	133
8	Not Married	96928	43	3	55932	6953	18701	145
9	Not Married	97681	53	4	56124	7097	18676	134
10	Not Married	96244	56	4	56051	7073	18484	141
11	Not Married	96886	44	2	55321	6982	18312	153
12	Not Married	96727	39	2	56440	7051	18376	120
13	Not Married	96690	57	2	56097	6822	18334	135
14	Not Married	96572	59	2	56515	7179	18648	123
15	Not Married	98717	40	3	56393	7036	18389	114
16	Married	106292	57	4	82299	10983	23063	132
17	Married	95801	54	3	73798	9395	23155	151
18	Married	95385	50	4	74110	9101	22847	211
19	Married	95865	46	1	74789	9321	22621	168
20	Married	109312	37	6	80801	10564	25392	58
21	Married	114051	42	5	84486	10820	25728	167
22	Married	110651	58	4	83766	11226	22899	113
23	Married	107338	67	2	83651	11710	21893	47
24	Married	101829	45	4	82385	10821	22409	121
25	Married	102244	34	4	74687	8735	27964	60
26	Married	113558	31	5	79861	10346	25006	141
27	Married	100947	35	4	73973	8455	26783	36
28	Married	107369	66	2	83441	11724	23174	82
29	Married	106894	51	5	81585	11360	22396	162
30	Married	97769	47	5	73950	9035	22867	202
31	Married	98885	45	4	57795	9653	23400	152