Probability Exam Worksheet With Answer Key - Math 211, Eastern Mediterranean University Page 3
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3415) The distribution of blood types for 100 Americans is listed in the table. If one donor is selected at
15)
random, find the probability of not selecting a person with blood type B+.
Blood Type O+ O- A+ A- B+ B- AB+ AB-
Number
37
6
34
6
10
2
4
1
A) 0.82
B) 0.90
C) 0.10
D) 0.12
16) The distribution of blood types for 100 Americans is listed in the table. If one donor is selected at
16)
random, find the probability of selecting a person with blood type AB-.
Blood Type O+ O- A+ A- B+ B- AB+ AB-
Number
37
6
34
6
10
2
4
1
A) 0.05
B) 0.01
C) 0.99
D) 0.10
17) The distribution of Masterʹs degrees conferred by a university is listed in the table.
17)
Major
Frequency
Mathematics
216
English
207
Engineering
85
Business
176
Education
222
What is the probability that a randomly selected student graduating with a Masterʹs degree has a
major of Engineering? Round your answer to three decimal places.
A) 0.988
B) 0.094
C) 0.012
D) 0.906
18) The distribution of Masterʹs degrees conferred by a university is listed in the table.
18)
Major
Frequency
Mathematics
216
English
207
Engineering
86
Business
176
Education
254
What is the probability that a randomly selected student graduating with a Masterʹs degree has a
major of Education? Round your answer to three decimal places.
A) 0.729
B) 0.004
C) 0.371
D) 0.271
3
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