Bear hugs 2

This activity expands on Bear hugs 1 in which we investigate the length of our armspans. Students explore the relationship between arm span and age and are introduced to scatterplots, strength of relationships and variability within data sets.

Resources:

• Student worksheet
• Teacher instructions
• Bear Hugs 2 iNZight instructional video

See Bear Hugs 1 and Bear Hugs 3 for previous iNZight instructional videos.

Achievement Objectives

• Level 5
  • S5-1Plan and conduct surveys and experiments using the statistical enquiry cycle
    • B considering sources of variation
    • D using multiple displays, and re-categorising data to find patterns, variations, relationships, and trends in multivariate data sets
    • E comparing sample distributions visually, using measures of centre, spread, and proportion