Comparing data (AQA GCSE Maths): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What must you use to make a fair comparison between two data sets?
What must you use to make a fair comparison between two data sets?
Identical statistical measures
What is the first step when comparing data sets?
What is the first step when comparing data sets?
Calculate same average & range for both
Which visual tool allows you to compare two frequency distributions side by side?
Which visual tool allows you to compare two frequency distributions side by side?
Dual bar charts
Fran's jump distances were , , , , cm. What is her range?
Fran's jump distances were , , , , cm. What is her range?
cm
Melissa's mean is cm and Fran's is cm. Who jumped further on average?
Melissa's mean is cm and Fran's is cm. Who jumped further on average?
Melissa
Fran's range is cm and Melissa's is cm. Whose jumps were more consistent?
Fran's range is cm and Melissa's is cm. Whose jumps were more consistent?
Fran's
What does a smaller range indicate about a data set?
What does a smaller range indicate about a data set?
More consistent results
Which graph type shows how two data sets change over time on the same axes?
Which graph type shows how two data sets change over time on the same axes?
Time series graphs
What must back up every statement when comparing data?
What must back up every statement when comparing data?
Statistical evidence
When comparing data, is it worth commenting if two statistics are the same?
When comparing data, is it worth commenting if two statistics are the same?
Yes, it is worth commenting on