Describing data (Edexcel GCSE Statistics): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
What is raw data in statistics?
What is raw data in statistics?
Data collected directly before processing, unpolished.
Name the main data types in statistics.
Name the main data types in statistics.
Quantitative and qualitative (categorical) data.
What distinguishes discrete data?
What distinguishes discrete data?
Separate, countable values, e.g., shoe sizes.
Explain ordinal data with an example.
Explain ordinal data with an example.
Rankings like 1st, 2nd, or grades A, B, C.
What is qualitative data?
What is qualitative data?
Describes qualities or categories, e.g., hair colour.
Identify the data type: position in race.
Identify the data type: position in race.
Ordinal data.
What is bivariate data used for?
What is bivariate data used for?
To study relationships between two variables.
Describe what multivariate data involves.
Describe what multivariate data involves.
Three or more related measurements per observation.
Classify height and weight measurements.
Classify height and weight measurements.
Bivariate quantitative data.
Why is it important to identify data types?
Why is it important to identify data types?
To choose correct analysis methods and interpretations.