Question 2 (7 marks) You have been given a sample data set related to sales revenue and advertising expenditure in Dian packaging. + Sales Revenue ($ 000) | Advertising expenditure ($ 000) 35 7 37 8 45 10 47 12 51 12 55 11 60 15 72 16 75 18 74 20 HA1011 Final Assessment T1 2022 HOLMES INSTITUTE Cum Propuls Use the above data to answer the questions given below; i. Calculate mean of sales revenue and advertising expenditure (2 marks) ANSWER I): ii. Calculate Standard deviation of sales revenue and adverting expenditure (2 marks) ANSWER ii):