MultiAngle is a NSW-based indigenous business specialised in providing tailor-made travel insurance. The CEO is assessing MultiAngle's investment in three platforms where its advertisement runs: social media, TV and radio. The following table shows the descriptive statistics of profit per month (dollars in thousands) generated from Social Media, TV and radio advertisement, based on 12 monthly profit figures in a randomly chosen year.

Platform Mean Variance Social Media 12.17 46.27 TV 13.6 10.24 Radio 5.3 0.81