Bear hugs 3

Do boys have longer arm spans than girls?

A comparative analysis investigating the lengths of armspans of boys and girls. Students use a variety of displays and summative statistics and are led through how to write appropriate conclusions.

Resources:

• Teacher instructions
• Student worksheet
• Bear Hugs 3 iNZight instructional video

See Bear Hugs 1 and Bear Hugs 2 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