2.8 Optional: Evaluating reports

Many health experts are concerned about the amount of sugary drinks consumed by children. Part of a newspaper report about a study into this issue is shown in Fig. 2.3.

From: www.news.com.au, Tuesday 25 September 2012

FIGURE 2.3: From: www.news.com.au, Tuesday 25 September 2012

Two variables are listed in the extract:

  • The type of drink (sweetened with sugar, or with sugarless sweeteners); and
  • Weight gain.

What words could be used to describe these variables?