Question 3: (05 Marks Only)

Use the following TABLE and the information given to answer to the below questions. A Hardware store manager believes that there is a linear relationship between the income from sales of goods (in thousands of dollars) and the amount spent on advertising (in thousands of dollars).

R&D Spending (Thousands of Income from Sales (Thousands of Dollars) Dollars) 6 20 6 22 4 21 5 24 3 27 3-5 27 TE