b) (4%) Are online customers more or less profitable than offline customers? By how much? Please provide arguments. c) (4%) Are customers in some districts more or less profitable than in others? By how much? Please provide arguments. d) (4%) Estimate the profit of a customer who has been with the bank for 15 years, lives in the 210 district, and uses the online services of the bank. Comment on your findings. e) (3%) If the Fjalla bank was keen on continuing with this analysis what would you suggest as the next step