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Position Democrat Republican Other Favor 260 120 240 Oppose 40 240 100 a) What i

ID: 2662652 • Letter: P

Question

Position

Democrat

Republican

Other

Favor

260

120

240

Oppose

40

240

100

a)      What is the probability that a randomlyselected voter favors the school of choice program?

b)         What is theprobability that a randomly selected Republican favors the schoolof choice program?

c)                 What is the probability that a randomly selected voter who favorsthe school of choice program is a Democrat?

A prisoner has just escaped fromjail. There are three roads leading away from the jail. If theprisoner selects road A to make good her escape, the probabilitythat she succeeds is 0.25. If she selects road B, the probabilitythat she succeeds is 0.2. If she selects road C, the probabilitythat she succeeds is (1/6). Furthermore, the probability that sheselects each of these roads is the same. It is (1/3). If theprisoner succeeds in her escape, what is the probability that shemade good escape by using road B?

Position

Democrat

Republican

Other

Favor

260

120

240

Oppose

40

240

100

Explanation / Answer

(a) 620/1000=0.62 (b) 120/360=1/3=0.33 (c) 260/620=0.42