1.Draw four cards from a deck of regular playing cards, replacing the cards and shuffling the cards between draws. Compute the probability of drawing a heart, diamond, club, and spade in that order.

2.Your firm has 3 different manufacturing lines that each produce the same type of widget. There is a 85 percent chance that each line is functional on any given day. Assuming a Bernoulli process what is the probability of all three manufacturing lines working on any given day?.

3.An airline has classified its customers as high-volume travelers (assumed to be business travelers) or low-volume travelers (assumed to be leisure travelers). Eight-five (85) percent are high volume travelers. If five people are randomly selected from a list of customers, what is the probability none are high-volume (business) travelers?