List all product sales for which the units sold is greater than the average units sold -- for that product. to the previous query, add a correlated in-line sub-query to list the average units sold per product. list all customers (customer code and customer name) who purchased products 13-q2/p2 and 23109-hb. list all products with a product cost greater than all individual product costs of products provided by vendors in florida. list the difference between each product’s price and the average product price. list all vendors (vendor code and vendor name) that sell products with a quantity on hand < = double p_min. (double-2 times- the minimum price) create this query as a stored procedure.(use exists in this query).