Box plots (Edexcel 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 is shown by the middle line in a box plot?
What is shown by the middle line in a box plot?
Median
Which value marks the lower 25% of data in a box plot?
Which value marks the lower 25% of data in a box plot?
Q₁
How is the interquartile range (IQR) calculated?
How is the interquartile range (IQR) calculated?
Q₃ - Q₁
How do you find the median in an ordered dataset?
How do you find the median in an ordered dataset?
Middle value
Why must data be ordered before drawing a box plot?
Why must data be ordered before drawing a box plot?
Determine median and quartiles
In a box plot, if Q₁ = 140 and Q₃ = 220, what is the IQR?
In a box plot, if Q₁ = 140 and Q₃ = 220, what is the IQR?
80
What's the mistake in this statement? "Box plots show the mean"
What's the mistake in this statement? "Box plots show the mean"
Incorrect
What scale should be used for drawing box plots?
What scale should be used for drawing box plots?
Consistent and sensible
Which value illustrates the spread of the middle 50%?
Which value illustrates the spread of the middle 50%?
IQR
What does a wider IQR indicate in a box plot?
What does a wider IQR indicate in a box plot?
More data spread