Interpret diagrams for single-variable data, including understanding that area in a histogram represents frequency.
Connect to probability distributions.
Content
L2
Interpret scatter diagrams and regression lines for bivariate data, including recognition of scatter diagrams which include distinct sections of the population (calculations involving regression lines are excluded).
Understand informal interpretation of correlation.
Understand that correlation does not imply causation.
Content
L3
Interpret measures of central tendency and variation, extending to standard deviation.
Be able to calculate standard deviation, including from summary statistics.
Content
L4
Recognise and interpret possible outliers in data sets and statistical diagrams.
Select or critique data presentation techniques in the context of a statistical problem.
Be able to clean data, including dealing with missing data, errors and outliers.
