The shape of a distribution (AQA GCSE Statistics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does a positively skewed distribution show about data values?
What does a positively skewed distribution show about data values?
Most data is concentrated at lower values
Which graph shows a symmetrical distribution?
Which graph shows a symmetrical distribution?
All of the above
What does the tail of a distribution represent?
What does the tail of a distribution represent?
The extreme values
In a negatively skewed distribution, where is most data found?
In a negatively skewed distribution, where is most data found?
At the upper end
What is the key characteristic of symmetrical distributions?
What is the key characteristic of symmetrical distributions?
Balanced around the middle
When plotting frequency polygons, where should you plot frequencies?
When plotting frequency polygons, where should you plot frequencies?
At the midpoints of intervals
What does a longer tail in a distribution indicate?
What does a longer tail in a distribution indicate?
Direction of skew
Which type of distribution has no skew?
Which type of distribution has no skew?
Symmetrical
What is the first step in creating a back-to-back stem and leaf diagram?
What is the first step in creating a back-to-back stem and leaf diagram?
Set up the stems
In a frequency polygon, what connects the plotted points?
In a frequency polygon, what connects the plotted points?
Straight lines