Exercises 9-12 use the data in the Descriptive stats worksheet of the Chapter3bakery.xlsx workbook. Determine the percentage of La Petit Bakery cookie sales for each day of the week and month combination. For example, your final result should tell you the fraction of cookie sales that occur on a Monday in January, and so on.

10. Determine the average profit earned for each day of the week and month combination. Assume the profit earned by La Petit Bakery on each product is as follows:

Cakes: $2

Cookie: $0.50

Pie: $1.50

Smoothie: $1.00

Coffee: $0.80

11. Find the median cake sales on days in which at least 500 cookies were sold.

12. Fill in the blank: On days in which at least 500 cookies are sold there is a 5 percent chance at least _____ cookies are sold