Application of ultraviolet radiation Animation Play

Comparing data by scaling Student activity Play

Comparing sets of data using a frequency polygon Student activity Play

Elimination the extreme values Animation Play

Estimation of the median and the quartiles of grouped data Student activity Play

Finding images under symmetry Student activity Play

Light and ultraviolet radiation Student activity Play

Mark on a diagram Student activity Play

Median – the most typical value Student activity Play

Reading out the value from the cumulative frequency polygon Whiteboard exercise Play

Skewness and the box plot Student activity Play

Skewness and the box plot Whiteboard exercise Play

The figures symmetric with respect to the marked point Whiteboard exercise Play

The five-number summary Whiteboard exercise Play

The five-number summary Student activity Play

The marks for a project Animation Play

The nature of variation Class activity Play

The nature of variation Whiteboard presentation Play

Variability of data sets Student activity Play