
Concept explainers
(e) Which statement below is an example of a continuous variable?
A.
A continuous variable is one that is continuously measured over the entire lifetime of an individual. An example of a continuous variable is the number of oranges an individual consumes in their lifetime.
B.
A continuous variable is a variable for which, in theory, there are an infinite number of values between two values. An example of a continuous variable is weight.
C.
A continuous variable is a variable for which, in theory, there are an infinite number of values between two values. An example of a continuous variable number of pets an individual has.
D.
A continuous variable is a variable that has specific values and that cannot have values between those specific values. An example of a continuous variable is the number of times a person visited their doctor in the last 12 months.
(f) Which statement below is an example of a discrete variable?
A.
A discrete variable is a variable that has specific values and that cannot have values between those specific values. An example of a discrete variable is the number of times a person visited the dentist in the last 12 months.
B.
A discrete variable is a variable that has specific values and that cannot have values between those specific values. An example of a discrete variable is the height of an individual.
C.
A discrete variable is a variable in which each value is ranked in decreasing order, with no two values being the same. An example of a discrete variable is the position finished in a marathon by a runner.
D.
A discrete variable is a variable that has specific values and can have values between those specific values. An example of a discrete variable is the average amount of times a person visits a dentist every 12 months.

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