Adoro is a medium size company that operates in Sudbury, Ontario. The company's products include gourmet olive oils, balsamic vinegars, salts and peppers, and many more. Adoro products can be purchased online or found in local retail stores in Sudbury, North Bay, Sault Ste. Marie, Timmins, and others. The marketing team is developing a new social media campaign and wants to determine the relationship between the length of the short commercial video and the new customers attracted. The following data based on eight videos is generated:

Video length (in seconds) Number of new customers

50 99

31 35

47 20

39 100

39 25

52 71

53 63

32 70

Required:

(a) State the independent and dependent variables (1 mark)

(b) Determine the regression equation (8 marks)

(c) Interpret the equation (2 marks)

(d) Based on the regression equation, estimate the number of new customers attracted by a commercial video of 60 seconds. (2 marks)