Probability Exam Worksheet With Answer Key - Math 211, Eastern Mediterranean University Page 28
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34181) One hundred people were asked, ʺDo you favor the death penalty?ʺ Of the 33 that answered ʺyesʺ
181)
to the question, 14 were male. Of the 67 that answered ʺnoʺ to the question, six were male. If one
person is selected at random, what is the probability that this person answered ʺyesʺ or was a
male?
A) 0.39
B) 0.13
C) 0.67
D) 0.53
182) The events A and B are mutually exclusive. If P(A) = 0.3 and P(B) = 0.4, what is P(A and B)?
182)
A) 0.7
B) 0.12
C) 0
D) 0.5
Perform the indicated calculation.
183) 6 P 4
183)
A) 24
B) 30
C) 2
D) 360
184) 10 P 5
184)
A) 2
B) 30,240
C) 252
D) 5
185) 10 P 4
185)
A) 34
B) 6
C) 210
D) 5040
186) 10 C 4
186)
A) 210
B) 1260
C) 720
D) 3
6 P 4
187)
187)
11 P 3
A) 0.0000045
B) 0.091
C) 0.35
D) 0.36
5 C 2
188)
188)
10 C 3
A) 0.028
B) 140,000
C) 0.083
D) 0.000099
189) 5 P 4
189)
A) 24
B) 120
C) 5
D) 1
190) 8 P 4
190)
A) 4
B) 2
C) 70
D) 1680
191) 10 P 2
191)
A) 90
B) 8
C) 45
D) 19
192) 8 C 3
192)
A) 3
B) 120
C) 112
D) 56
28
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