ML : prédiction de la réponse (classification)

EDA : 

What factors are significantly related to the number of store purchases?

Your supervisor insists that people who buy gold are more conservative. Therefore, people who spent an above average amount on gold in the last 2 years would have more in store purchases. Justify or refute this statement using an appropriate statistical test

Fish has Omega 3 fatty acids which are good for the brain. Accordingly, do "Married PhD candidates" have a significant relation with amount spent on fish? What other factors are significantly related to amount spent on fish? (Hint: use your knowledge of interaction variables/effects)



Data Visualization : 
Which marketing campaign is most successful?
What does the average customer look like for this company?
Which products are performing best?
Which channels are underperforming?