Comparing data (AQA GCSE Maths): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
What to use to compare two data sets
What to use to compare two data sets
Averages and measures of spread (e.g., mean, median, range)
Fair comparison requirement for data sets
Fair comparison requirement for data sets
Use identical statistical measures for both sets
Step 1 of comparing data sets
Step 1 of comparing data sets
Calculate same average and range for both sets
Step 2 of comparing data sets
Step 2 of comparing data sets
Write comparative sentences for each statistic
Step 3 of comparing data sets
Step 3 of comparing data sets
Support statements with calculated statistics
What dual bar charts compare
What dual bar charts compare
Two frequency distributions side by side
What two pie charts compare
What two pie charts compare
Proportions between different groups
What smaller range indicates
What smaller range indicates
More consistent data
What a larger mean indicates about a data set
What a larger mean indicates about a data set
Higher average values
When statistics are the same in comparisons
When statistics are the same in comparisons
Worth commenting on - can be same or different