Recall in Ch3 homework, you were given data on a sample of 200 customers of Apollo, a (fictional) direct marketing company, for the current year. The same data set is given here. With this data set: (a) Create a scatter chart with x = Salary and y = Amount Spent. Show the trendline and the regression equation on the chart. Don't forget to label both axes. (b) Compute the correlation between the two variables. What is the direction and strength of the relationship between x and y? Positiveegative? Weak/moderate/strong? (c) According to the regression model you obtained, how much increase in Amount Spent results from each additional $1 in Salary