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Probability Practice

Total questions: 7

Worksheet time: 7mins

Name
Class
Date
1.

The two-way table above gives information about the grades for the semester in Mrs. Hardcase’s English class.


1) What is the probability a randomly selected student got an A or B for the semester?

a)

15/100

b)

20/100

c)

35/100

d)

65/100

2.

The two-way table above gives information about the grades for the semester in Mrs. Hardcase’s English class.


3) What is the probability a randomly selected student earned a passing grade?

a)

20/100

b)

35/100

c)

65/100

d)

87/100

3.

The question “Do you play soccer?” was asked of 110 students. Results are shown in the table.


17) What is the probability a randomly selected student is male and does not play soccer?

a)

42/110

b)

33/110

c)

12/110

d)

23/110

4.

The question “Do you play soccer?” was asked of 110 students. Results are shown in the table.


19) Given a student is female, what is the probability the student plays soccer?

a)

12/54

b)

42/54

c)

12/35

d)

42/75

5.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
6.
What percentage of the days that it rained, did they forecast no rain?
a)
About 20%
b)
About 18%
c)
About 14%
d)
About 12%
7.
What percentage of the students were boys?
a)
20%
b)
25%
c)
40%
d)
50%