A survey was conducted to study the smoking habits of UK residents. The data mat

Question

A survey was conducted to study the smoking habits of UK residents. The data matrix displays a portion of the data collected in this survey. Note that" stands for British Pounds Sterling, "cig" stands for cigarettes, and "N/A" refers to a missing component of the data. What does each row of the data matrix represent? How many participants were included in the survey? Indicate whether each variable in the study is numerical or categorical. If numerical, identify as continuous or discrete. If categorical, indicate if the variable is ordinal.

Explanation / Answer

(a) . Each row of the data matrix represents 7 charachteristics of the participant in the survey. Those characteristics are wheather the participant is

1.) Male of Female

2.) Age of the participant

3.) Marital Status of the participants

4) Gross income of the participant

5.) Wheather the participant smoke or not

6.) How many ciggrates the participant smoke in weekends and

7) How many ciggrates the participant smoke in weekdays

(b) As it can be easily seen from the table that the last searial no. is 1691. Hence 1691 participants were included in the survey.

(c) Age, amt Weekends and amt Weekdays are numeric variables.

Gender, Marital, Gross Income and smoke are categorical variables. In these categorical variables gross income is ordinal variable as it can be ordered in smalles to largest income groups.

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