For each of the following variables, determine whether the variable is categorical or numerical. If the variable is numerical, determine whether the variable is discrete or continuous.

a. Number of text messages exchanged per month

b. Whether someone in the household owns a smart phone

c. Time in hours spent exercising per year

d. Number of cellphones in the household

e. Monthly cellphone data usage (in MB)

Question content area bottom

Part 1

a.

Number of text messages exchanged per month

is what kind of variable?

discrete

numerical

categorical

continuous

numerical

Part 2

b.

Whether someone in the household owns a smart phone

is what kind of variable?

discrete

numerical

categorical

continuous

numerical

Part 3

c.

Time in hours spent exercising per year

is what kind of variable?

categorical

discrete

numerical variable

continuous

numerical variable

Part 4

d.

Number of cellphones in the household

is what kind of variable?

discrete

numerical

categorical variable

continuous

numerical

Part 5

e.

Monthly cellphone data usage (in MB)

is what kind of variable?

continuous

numerical

categorical

discrete

numerical

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