A manager associated each employee's name with a number on one ball in a container, then drew balls without looking to select a sample of
5
55 employees.
What type of sample is this?
Choose 1

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )