Diagnostic Assessment © 2006 -2008 tutorco.com 1 Tick the correct option: Options Topic # Question a) b) c) d) 1 Look at box – whisker & tell what’s value of second quartile of the data: 12, 13, 5, 8, 9, 20, 16, 14, 14, 6, 9, 12, 12. 9 12 6 20 2 The mean of 16 numbers is 8.If 2 is added to every number, what will be the new mean? 10 13 12 11 3 Examine correlation: Positivv Negat -ive No correlattio None of the above Data Analysis & Probability 4 Write sample space of getting same number on tossing two dice. {(1,1,) ,(2,2)} {(1,1), (2,2),( (3,3)} {(1,1), (2,2),( (4,4)} {(1,1,),(2,2), (3,3),(4,4), (5,5),(6,6)} Diagnostic Assessment © 2006 -2008 tutorco.com 2 Options Topic # Question a) b) c) d) 5 You are at a carnival. One of the carnival games asks you to pick a door and then pick a curtain behind the door. There are 3 doors and 4 curtains behind each door. How many choices are possible for the player? 3 12 24 36 6 1000 families with two children were selected randomly, and the following records were recorded. Number of boys in a family 0 1 2 Number of families 140 560 300 If a family is chosen at random, find the probability that it has two girls 0 0.56 0.14 1 Data Analysis & Probability 7 You roll a number cube numbered from 1 to 6. You then spin a spinner with 5 sections each with a different color. The spinner has the colors red, pink, orange, green, and navy. Find the probability of getting a two and red. 1/6 1/30 1/5 11/30 Diagnostic Assessment © 2006 -2008 tutorco.com 3 Options Topic # Question a) b) c) d) 8 What does the following Venn diagram represents? Ac : Complemen t of Set A A-B 9 A coin is tossed and a single 6-sided die is rolled. Find the probability of landing on the head side of the coin and rolling a 3 on the die. 1/2 1/6 1/12 None Data Analysis & Probability 10 Find probability that you and your friend both will have same birthday. 365 1/365 364/365 none Diagnostic Assessment © 2006 -2008 tutorco.com 4