Classification of Variables Quiz

Classify the variable "time (in minutes) spent exercising each day" as categorical or numerical.

• Categorical

• Numerical

• Ordinal

• Nominal

Classify the variable "eye colour (brown, blue, green)" as nominal or ordinal.

• Nominal

• Ordinal

• Numerical

• Discrete

Classify the variable "shoe size (6, 8, 10, ...)" as nominal or ordinal.

• Nominal

• Ordinal

• Numerical

• Discrete

Classify the variable "the volume of petrol (in litres) used to fill the tank of a car" as discrete or continuous.

• Discrete

• Continuous

• Nominal

• Ordinal

Classify the variable "the number of people at a football match" as discrete or continuous.

• Discrete

• Continuous

• Nominal

• Ordinal

Respondents to a survey question "Are you concerned about climate change?" were asked to select from the following responses: 1 = not at all, 2 = a little, 3 = somewhat, 4 = extremely. The data which was collected in response to this question is:

• nominal

• ordinal

• discrete

• continuous

• numerical

The variables weight (light, medium, heavy) and age (under 25 years, 25-40 years, over 40 years) are:

• a nominal and an ordinal variable respectively

• an ordinal and a nominal variable respectively

• both nominal variables

• both ordinal variables

• both continuous variables

Which of the following is a learning intention for displaying and describing the distributions of categorical variables?

• To construct pie charts

• To construct frequency and percentage frequency tables for categorical data

• To calculate mean and median

• To analyze continuous data

Which variable is described as having values like 'light, medium, heavy'?

• Age

• Weight

• Study load

• Course

What is the correct classification for the variable 'age' as described in the document?

• Nominal

• Ordinal

• Continuous

• Discrete