Probability Exam Worksheet With Answer Key - Math 211, Eastern Mediterranean University Page 15
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3485) How many different codes of 4 digits are possible if the first digit must be 3, 4, or 5 and if the code
85)
may not end in 0?
A) 2700
B) 300
C) 3000
D) 2999
86) A shirt company has 4 designs each of which can be made with short or long sleeves. There are 7
86)
color patterns available. How many different shirts are available from this company?
A) 11
B) 56
C) 13
D) 28
87) If 5 newborn babies are randomly selected, how many different gender sequences are possible?
87)
A) 120
B) 25
C) 10
D) 32
88) A singer-songwriter wishes to compose a melody. Each note in the melody must be one of the 14
88)
notes in her vocal range. How many different sequences of 3 notes are possible?
A) 2744
B) 2184
C) 42
D) 4,782,969
89) How many license plates can be made consisting of 2 letters followed by 3 digits?
89)
A) 100,000
B) 676,000
C) 11,881,376
D) 67,600
90) How many different codes of 4 digits are possible if the first digit must be 3, 4, or 5 and if the code
90)
may not end in 0?
A) 2999
B) 3000
C) 300
D) 2700
Provide an appropriate response.
91) Which of the following cannot be a probability?
91)
5
B) -68
A) 0
C)
D) 0.001
3
92) Which of the following cannot be a probability?
92)
4
A) 85%
B) 0.0002
C)
D) 1
3
1
93) Rank the probabilities of 10%,
, and 0.06 from the least likely to occur to the most likely to occur.
93)
5
1
1
1
1
A) 0.06,
, 10%
B)
, 10%, 0.06
C) 10%,
, 0.06
D) 0.06, 10%,
5
5
5
5
1
94) Rank the probabilities of 10%,
, and 0.06 from the most likely to occur to the least likely to occur.
94)
5
1
1
1
1
A)
, 10%, 0.06
B) 0.06,
, 10%
C) 10%,
, 0.06
D) 0.06, 10%,
5
5
5
5
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
95) Explain why the following statement is incorrect:
95)
He gave 110% effort.
15
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