Edrolo 1A - Classifying Data

Which of the following is a numerical variable?

• country

• happiness levels (low, medium, high)

• word count

• genre of music

Q2 Classify the following variables as categorical or numerical:
a) names

• Categorical

• Numerical

Q2 Classify the following variables as categorical or numerical:
b) completion time (hours)

• Categorical

• Numerical

Q2 Classify the following variables as categorical or numerical:

c) number of medals

• Categorical

• Numerical

Q2 Classify the following variables as categorical or numerical:

d) breed of horse

• Categorical

• Numerical

Q3 Students in a class are each asked various questions about their pets. This data is recorded. The variables type of pet (dog, cat, bird, fish, insect) and size of pet (small, medium, large) are:

• nominal and ordinal variables, respectively

• ordinal and nominal variables, respectively

• both nominal variables

• both ordinal variables

Q4 Classify the following categorical data as either nominal or ordinal.

a) Favourite flavour of ice cream

• Nominal

• Ordinal

Q4 Classify the following categorical data as either nominal or ordinal.

b) The frequency at which a student walks to school (never, once a month, once a week, daily)

• Nominal

• Ordinal

Q4 Classify the following categorical data as either nominal or ordinal.

c) A player’s skill level (beginner, intermediate, advanced, expert)

• Nominal

• Ordinal

Q4 Classify the following categorical data as either nominal or ordinal.

d) Favourite brand of clothing

• Nominal

• Ordinal