Terminology (Junior Cert Mathematics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What type of data consists of numbers?
What type of data consists of numbers?
Numerical data
Which type of data cannot have mathematical operations performed on it?
Which type of data cannot have mathematical operations performed on it?
Categorical data
Data that can only take specific values, often whole numbers, is called what?
Data that can only take specific values, often whole numbers, is called what?
Discrete data
Which type of data can include decimals and fractions?
Which type of data can include decimals and fractions?
Continuous data
What type of data has categories that can be ranked in a meaningful sequence?
What type of data has categories that can be ranked in a meaningful sequence?
Ordinal data
Which data type has categories with no inherent ranking or order?
Which data type has categories with no inherent ranking or order?
Nominal data
What is data called that you collect firsthand?
What is data called that you collect firsthand?
Primary data
Data already collected by someone else is known as what?
Data already collected by someone else is known as what?
Secondary data
What is a smaller group selected from a population called?
What is a smaller group selected from a population called?
A sample
What method collects data from every single member of a population?
What method collects data from every single member of a population?
A census
What is a data point that is significantly different from the others called?
What is a data point that is significantly different from the others called?
An outlier
When data does not fairly represent the population, what is this called?
When data does not fairly represent the population, what is this called?
Bias