A study revealed that 23 attendees of a birthday party recalled having Immunity boosting vegetable soup (Vegan), and 16 of them revealed that Vegan soup cures their throat infection, an incidence of 70%. 22 attendees did not recall having Vegan soup, and 9 of these revealed that their throat infection was cured, with an incidence of 41%.

a) Draw a 2 by 2 table

b) Analyse these data and write a summary report concluding your findings

c) Comment briefly on why the measure of effect you chose is appropriate for the study.