Students conduct a practical, statistical investigation. They decide on the question to investigate, conduct the survey, complete the tally chart, and construct and label a bar graph.
Students explain how they can work out how many striped or shaded beads are needed for a number of repeated 'sets', and identify the number of striped and shaded beads for given numbers of sets.
Students convert heights of a building into the percentage of the given total height, explaining how they solved some conversions. Assessment focus is on how they calculate these heights and what strategies they use.