Interpreting and Describing Frequency Tables and Bar Charts (VCE SSCE General Mathematics): Flashcards
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Practise the cards
10 cards from this deck
Categorical variable
Categorical variable
Data that falls into distinct groups or categories
Goal of frequency tables/bar charts
Goal of frequency tables/bar charts
Interpret patterns & communicate findings, not just organise
Modal category
Modal category
Category with the highest frequency
What categorical data represents
What categorical data represents
Qualities or characteristics, not quantities
When to use percentages
When to use percentages
Larger samples (>100) or comparing different-sized groups
4 key elements in reports
4 key elements in reports
Total number, context, modal category, lowest frequency
Bar height meaning
Bar height meaning
Frequency or percentage of that category
Comparative language examples
Comparative language examples
Most popular, least common, majority, minority
Handling >3 categories
Handling >3 categories
Focus on highest, lowest, notable features only
Report format rule
Report format rule
Complete sentences, not bullet points