Table 5 represents the data set about Advertising Expenditure and the Sales Revenue of a company. An analyst wants to investigate the relationship between the Advertising Expenditure (in Lakhs of rupees) and the monthly Sales Revenue (in Lakhs of rupees) of a company over a period of months. Based on the information, answer the given subquestions.
Question
Which measure(s) will help you to determine the existence of the relation between Sales Revenue and the Advertising Expenses?