The CEO of a supermarket chain is considering restructuring its product portfolios and redesigning how products are placed in the supermarket to increase the profit margin. To make such decisions, the CEO needs to identify the factors affecting sales. In a meeting with department managers, the IT department suggested the use of big data analysis to assist in identifying these factors.

Q:

Give one example of how big data analysis can assist the CEO's decisions with regard to each of the following:

1. Restructuring the supermarket's product portfolios
2. Redesigning how products are placed in the supermarket