. CORRELATION AND SIMPLE LINEAR REGRESSION Approximationg the equation of a line of best fit and.. Alexia v Espanol The scatter plot shows the number of hours worked, x, and the amount of money spent on entertainment, y, by each of 24 students. (a) Write an approximate equation of the line of best fit for the data. It doesn't have to be the exact line of best fit. (b) Using your equation from part (a), predict the money spent on entertainment for a student who works & hours. Note that you can use the graphing tools to help you approximate the line. 28 (a) Write an approximate equation of the 24 X 5 line of best fit. Amount of money spent on y=0 entertainment (in dollars) (b) Using your equation from part (a), 12 predict the money spent on entertainment for a student who works 8 hours. 8 12 16 20 24 28 X 5 2 Number of hours worked