Students were surveyed on campus about their study habits. Some said they study in the morning, others study during the day between classes, and others study at night. Some students always study in a group and others always study alone. The distribution is shown below: How students study Morning Between classes Evening Study in a group 4 9 7 Study alone 9 6 7 If a student who was surveyed is selected at random, find these probabilities, expressed as reduced fractions: Part: 0 / 3 0 of 3 Parts Complete Part 1 of 3 (a) The student studies in the evening. The probability that the student studies in the evening is 13 . Part: 1 / 3 1 of 3 Parts Complete Part 2 of 3 (b) The student studies in the morning or in a group. The probability that the student studies in the morning or in a group is . Part: 2 / 3 2 of 3 Parts Complete Part 3 of 3 (c) The student studies in the evening or studies alone. The probability that the student studies in the evening or studies alone is

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...
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Students were surveyed on campus about their study habits. Some said they study in the morning, others study during the day between classes, and others study at night. Some students always study in a group and others always study alone. The distribution is shown below:
How students study Morning Between
classes
Evening
Study in a group
4
9
7
Study alone
9
6
7
If a student who was surveyed is selected at random, find these probabilities, expressed as reduced fractions:
Part: 0 / 3
0 of 3 Parts Complete
 
Part 1 of 3
 
 
(a) The student studies in the evening.

The probability that the student studies in the evening is 
13
.
 
 
 
 
 
 
 
 
Part: 1 / 3
1 of 3 Parts Complete
 
Part 2 of 3
 
 
(b) The student studies in the morning or in a group.

The probability that the student studies in the morning or in a group is 
 
.
 
 
 
 
 
 
 
 
Part: 2 / 3
2 of 3 Parts Complete
 
Part 3 of 3
 
 
(c) The student studies in the evening or studies alone.

The probability that the student studies in the evening or studies alone is 
 
.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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