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How does height of students change with age? What is the height of ten year old? What is the height of a fourteen year old?  Students are presented with a table of data from 12 students consisting of age (yrs) and height (cm).

This activity explores the following key ideas:

  • Reading bivariate data from a table
  • Plotting co-ordinates on a pre-generated plot area
  • Commenting on the relationship between the variables
  • Understanding the idea of variables


Achievement Objectives

  • Level 4
    • S4-1Plan and conduct investigations using the statistical enquiry cycle
      • B gathering, sorting, and displaying multivariate category, measurement, and time-series data to detect patterns, variations, relationships, and trends
  • Level 6
    • S6-1Plan and conduct investigations using the statistical enquiry cycle
      • C identifying and communicating features in context (trends, relationships between variables, and differences within and between distributions), using multiple displays

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