Displaying and Describing the Distributions of Categorical Variables (VCE SSCE General Mathematics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the main purpose of organizing categorical data into a frequency table?
What is the main purpose of organizing categorical data into a frequency table?
To make patterns easier to identify
What formula calculates percentage frequency?
What formula calculates percentage frequency?
When checking a frequency table, what should the percentages total?
When checking a frequency table, what should the percentages total?
100% or very close due to rounding
Why do bar charts have gaps between the bars?
Why do bar charts have gaps between the bars?
To show categories are separate & distinct
In a bar chart, what does the vertical axis show?
In a bar chart, what does the vertical axis show?
Frequency (count or percentage)
How are bars arranged in a segmented bar chart?
How are bars arranged in a segmented bar chart?
Stacked vertically to form one column
In a percentage segmented bar chart, what is the total height of the bar?
In a percentage segmented bar chart, what is the total height of the bar?
Always 100%
How do you identify the mode in a frequency table?
How do you identify the mode in a frequency table?
The category with the highest frequency
When is the mode particularly useful?
When is the mode particularly useful?
In popularity polls and surveys
What should statistical reports include when analyzing categorical variables?
What should statistical reports include when analyzing categorical variables?
Context, mode, and percentages