Secondary 3 — Math theme
Statistics — Secondary 3
Review secondary school statistics in Quebec: measures of central tendency (mean, median, mode), measures of dispersion (range, standard deviation) and graphical representations of data.
Graded statistics quizzes and exercises aligned with the Secondary 3 curriculum of the Quebec Ministry of Education.
Sign up for freeMeasures of central tendency
Measures of central tendency summarize a distribution with a representative value.
Mean, median and mode
Calculating and interpreting the mean, median and mode in various contexts.
Choosing the right measure
Understanding when to use the mean, median or mode based on the distribution and outliers.
Measures of dispersion
Measures of dispersion describe the spread of data.
Range and standard deviation
Calculating the range and standard deviation, and interpreting the dispersion of a distribution.
Quartiles and box plots
Quartiles, box plots and interpreting dispersion.
Graphical representations
Graphical representations help visualize and interpret data.
Bar charts and line graphs
Reading and constructing bar charts and broken-line graphs.
Pie charts and interpretation
Pie charts, percentages and critical interpretation of real-life data.