T102 CHAP 9 REVIEW

# Ifyourandomlypullouttwosocksoneata

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Unformatted text preview: sum? 27) A container contains 8 red marbles, 4 blue marbles, and 3 white marbles. a) If one marble is drawn at random from the container, find the probability that it is red. b) If two marbles are drawn, one at a time, without replacement, find the probability that they are both the same color. c) If two marbles are drawn, one at a time with replacement, find the probability that they are both the same color. 28) If A and B are mutually exclusive events and if P(A) = 0.22 and P(B) = 0.34, a) What is P(A ∪ B)? b) What is P(A ∩ B)? 29) If a letter is drawn from container 1, shown below, and placed in container 2, and then a letter is drawn from container 2,what is the probability that the last letter drawn a) is an A? b) is a T? c) is an R? #2 #1 TREET TEA T102 Chapter 9 Review Page 3 30) a) If a couple plans to have 3 children, what is the probability of having at least 2 girls? b) If a couple plans to have 8 children, what is the probability of having no girls? c) If a couple plans to have 8 children, what is the probability of having at least 1 girl? Round to 4 decimal places as needed. 31) A drawer contains 4 blue socks, 2 white socks, and 6 black socks. If you randomly pull out two socks, one at a time, what is the probability that you will have a matching pair? What is the smallest number of socks you must pull out to guarantee a matching pair? 32) How many ways can you rearrange the letters in the word MISSISSIPPI ? 33) For the container below, select a container at random, and then select a letter from the chosen container. What is the probability that the letter chosen is a D? #2 #1 DOG DAD 34) Ten female and eight male applicants have been screened for 5 similar positions in a law firm. a) How many ways can 3 females and 2 males be selected? b) How many ways can 5 females be selected? c) What is the probability that 5 females are selected? d) What is the probability that at least one male is selected? 35) A survey asked 100 seniors at Spartan High School the following questions: Do you drive to sc...
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## This document was uploaded on 03/12/2014 for the course T 102 at Indiana SE.

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