When a new machine is not functioning properly, 15% of the items produced are defective. Assume that we will randomly select 5 parts produced on the machine and that we are interested in the number of defective parts found. What is the probability that no more than two parts in the sample are defective

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?