Classifying and Representing Data (HSC SSCE Mathematics Standard): Flashcards
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Two main classifications of data
Two main classifications of data
Categorical and numerical
What categorical data describes
What categorical data describes
Characteristics or qualities, not quantities
Nominal data definition
Nominal data definition
Labels with no particular order or ranking
Ordinal data definition
Ordinal data definition
Labels that indicate a specific order or ranking
Key difference: ordinal vs nominal
Key difference: ordinal vs nominal
Ordinal has sequence/hierarchy, nominal does not
What numerical data represents
What numerical data represents
Quantities used for mathematical calculations
Discrete data definition
Discrete data definition
Exact, specific numerical values from counting
Continuous data definition
Continuous data definition
Any numerical value within a range from measuring
Type of data from counting
Type of data from counting
Discrete data
Type of data from measuring
Type of data from measuring
Continuous data