Box Plots (AQA GCSE Maths): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What five values make up the five-number summary shown by a box plot?
What five values make up the five-number summary shown by a box plot?
Min, Q₁, median, Q₃, max
What percentage of data falls below the lower quartile (Q₁)?
What percentage of data falls below the lower quartile (Q₁)?
25%
What is the formula for calculating the interquartile range (IQR)?
What is the formula for calculating the interquartile range (IQR)?
Why is the IQR more reliable than the range as a measure of spread?
Why is the IQR more reliable than the range as a measure of spread?
It isn't affected by outliers
What is the formula for finding the position of Q₃ in an ordered data set with values?
What is the formula for finding the position of Q₃ in an ordered data set with values?
What percentage of the data does the box (rectangle) in a box plot contain?
What percentage of the data does the box (rectangle) in a box plot contain?
50%
Which of the following does a box plot NOT show?
Which of the following does a box plot NOT show?
Individual data values
What percentage of data falls below the median (Q₂)?
What percentage of data falls below the median (Q₂)?
50%
How is the range of a data set calculated?
How is the range of a data set calculated?
Highest - lowest
Before applying quartile position formulas, how must the data be arranged?
Before applying quartile position formulas, how must the data be arranged?
In ascending order