Investigating the Association Between a Numerical and a Categorical Variable (VCE SSCE General Mathematics): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Which of the following is an example of a numerical variable?
Which of the following is an example of a numerical variable?
Test scores
What type of variable is 'gender' in a study?
What type of variable is 'gender' in a study?
Categorical variable
In investigating if revision classes affect test scores, what is the response variable?
In investigating if revision classes affect test scores, what is the response variable?
Test score
Which measure is used to compare the centre of distributions?
Which measure is used to compare the centre of distributions?
Median
Which measure is used to compare the spread of distributions?
Which measure is used to compare the spread of distributions?
IQR
What are the four aspects compared when investigating associations using boxplots?
What are the four aspects compared when investigating associations using boxplots?
Shape, centre, spread, outliers
When should parallel dot plots typically be used?
When should parallel dot plots typically be used?
Datasets with fewer than per group
How many categories can back-to-back stem plots compare?
How many categories can back-to-back stem plots compare?
Exactly two categories
What is a key advantage of parallel boxplots over dot plots?
What is a key advantage of parallel boxplots over dot plots?
Compares two or more categories easily
What must always be included in a report about associations?
What must always be included in a report about associations?
Specific numerical values as evidence