7. Which of the following is a measure of spread a) mean b) median c) mode d) None of the above 8. While shopping for a new outfit, your friend finds five dresses she likes as well as three pairs of shoes and seven different handbags. In how many ways can she choose her new outfit? a) 21 c) 90 b) 105 d) 14 e) None of the above 9. The value P(16, 4) is a) 43680 c) 3003 b) 1820 d) 32760 e) None of the above 10. You roll two standard dice two times. What is the probability of rolling doubles on both of your one rolls? a) 1/6 c) 1/4 b) 1/36 d) 5/36 e) None of the above 11. You roll two standard dice one time. What is the probability getting a sum greater than 6? a) 13/36 c) 13/18 b) 5/36 d) 5/18 e) None of the above 12. Without looking, you randomly select two socks from a drawer containing two blue, two white, and six black socks, none of which are paired up. What is the probability that you chooses two black socks when you pull out two socks? a) = 6) 462 602 1002 c ) 1062 1062 e) None of the above 13. Suppose you simultaneously roll a standard die and spin a spinner with four equal sectors, numbered 1 to 4. What is the probability of both rolling an even number and spinning an odd number? a) b) c) 4 e) None of the above 14. In a computerized telephone survey, 56% of residents are generally at home to receive a call. If 12 calls are made in an hour, what is the probability that 5 residents are at home to receive the call? a) 1205 (0.44) (0.56) b) 1205 (0.56) (0.44) c) 1205 (0.44)12 d) 1205 (0.56)12 e) None of the above