13. Suppose Mikaela simultaneously rolls a standard die and spin a spinner with eight equal sectors, numbered 1 to 8. What is the probability of both rolling an even number and spinning an odd number? a) 1/14 b) 1/48 c) 1/6 d) 1/4 14. Sofia asks which of the following pairs of events is mutually exclusive? a) Drawing a hearts card or drawing a queen from a deck of cards b) Rolling doubles or rolling a total of 6 with two standard dice c) Spinning a prime number (2,3.5,7) or spinning an even number on a spinner with eight sectors numbered from 1 to 8 d) Electing a female class president or electing a male class president 15. Ryan asks which of the following pairs of events are dependent? a) getting two kings in a card game without replacement b) rolling a 6 on one die; then rolling a 6 on a second die c) rolling doubles with two dice; then rolling an even sum with two dice d) dealing a king from a standard deck: spinning a 3 on a spinner 16. Suppose that 4% of the first batch of engines off a new production line have flaws. An inspector named Shuting randomly selects six hundred engines for testing. What is the expected number of flawed engines in the sample? a) 16 c) 12 b) 24 d) 8