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Unformatted text preview: Chapter 8 & 9 Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Answer the question. 1) The following scatterplot shows heights (in inches) of children and their ages. Height (inches) x 1 2 3 4 5 6 7 8 9 10 11 12 13 14 y 66 60 54 48 42 36 30 24 18 12 6 x 1 2 3 4 5 6 7 8 9 10 11 12 13 14 y 66 60 54 48 42 36 30 24 18 12 6 Age (years) What type of correlation is there for this data? A) Positive correlation B) Negative correlation C) No correlation 1) Consider the experiment of rolling a single die. Find the probability of the event described. 2) What is the probability of rolling a number such that when it is subtracted from 11 gives a difference greater than 5? A) 5 6 B) 1 C) 5 D) 6 2) Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. 3) A face card or a heart is drawn. A) 11 26 B) 25 52 C) 9 26 D) 3 52 3) Find the mean of the data. 4) {3, 6, 15, 16, 6} Round to the nearest tenth. A) 10 B) 9.2 C) 8.2 D) 6 4) 1 Find the median for the given sample data. 5) {18, 5, 8, 9, 15, 18, 8, 18} A) 12 B) 9 C) 11 D) 12.4 5) Find the probability. 6) You are dealt two cards successively without replacement from a standard deck of 52 playing cards. Find the probability that the rst card is a king and the second card is a queen....
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This note was uploaded on 01/30/2011 for the course MATH 157 taught by Professor Durost during the Winter '10 term at University of Phoenix.
 Winter '10
 durost

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