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Chapter 3: Q. 3.26 (page 204)
Suppose there are four red balls and three yellow balls in a box. Two balls are drawn from the box without replacement. What is the probability that one ball of each coloring is selected?
The probability that one ball of each colour is selected is .
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Q and R are independent events. and . Find P(R).
A student goes to the library. Let events B = the student checks out a book and D = the student check out a DVD. Suppose that P(B) = 0.40, P(D) = 0.30 and P(D|B) = 0.5.
a. Find P(B AND D).
b. Find P(B OR D).
Use the following information to answer the next four exercises. Table shows a random sample of musicians and how they learned to play their instruments.
Find P(musician is a female).
Write the symbols for the probability that a player is an outfielder and is a great hitter.
Forty-eight percent of all Californians registered voters prefer life in prison without parole over the death penalty for a person convicted of first degree murder. Among Latino California registered voters, prefer life in prison without parole over the death penalty for a person convicted of first degree murder. of all Californians are Latino. In this problem, let: • C = Californians (registered voters) preferring life in prison without parole over the death penalty for a person convicted of first degree murder. L = Latino Californians. Suppose that one Californian is randomly selected.
Are L and C mutually exclusive events? Show why or why not
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