I’m a sales manager for a makeup company and have summarized for each sales transaction the following information: salesperson, date of sale, units sold (or returned), total price received (or paid out for returns). How can I answer the following questions?
What was the total dollar amount of merchandise sold by each salesperson?
How many units were returned?
What was the total dollar amount of sales in or after 2005?
How many units of lip gloss were sold? How much revenue did lip gloss sales bring in?
What was the total dollar amount of sales made by someone other than a specific salesperson?
What was the average number of units sold in each transaction made by a specific salesperson? ...