03279M (c) ABN: 71 141 843 218 MultiAngle is a NSW-based 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 TV and radio advertisement, based on 12 monthly profit figures in a randomly chosen year. 6.7 Platform Mean Variance Social Media TV 14.6 14.5 Radio 1.32 The analyst hired by MultiAngle lost her result of social media by accident. Fortunately, she managed to recover the raw data of monthly profit figures for social media, as shown in the table below. (1 mark each) Monthly profit generated through social media advertisement, sorted ascending order Jan Feb Mar Apr May Jul Aug Sep Oct Nov Dec 20.1 1.9 3.7 20.9 1.8 15.6 21.8 9.6 18.1 16.8 14.5 9 Jun (i) Does the data correspond to the population or a sample? Find the median of monthly profit generated by social media advertisement (iv) Compute the mean profit generated by social media advertisement Compute the variance and standard deviation for social media advertisement (v) Relative to each platform's mean return achieved, which option generates the greatest volatility in profit? (Hint: Use CV)