x 1.000 E x 10.000 E In the Dutch South Holland and Utrecht provinces, the vegan restaurant chain " All is Soy " has a total of store profit sales 1 15 7 2 11 4 3 14 6 4 18 6 5 26 16 12 small locations, consisting of some foodtrucks operating parttime and during events, and some small restaurants operating 5 days a week. Sales figures and profits for the locations are provided in the table. Sales are given in ten thousands of euros; profits are in thousands of euros. a) Calculate a regression line for the data. (5 points) b) What is your forecast of profit for a location with sales of E170.000, and sales of E250.000? (5 points) 6 30 19 7 24 18 8 23 13 9 28 16 10 45 21 11 36 15 12 11 6