Quiz 4
Question 1
1.
In a random sample of UTC students, 50% indicated they are business
majors, 40% engineering majors, and 10% other majors. Of the business
majors, 60% were females, whereas 30% of engineering majors were
females. Finally, 20% of the other majors were female. What percentage of
students in this sample was female? (format must use % sign)
44%
0.33 points
Question 2
1.
In the two upcoming basketball games, the probability that UTC will defeat
Marshall is 0.63, and the probability that UTC will defeat Furman is 0.55. The
probability that UTC will defeat both opponents is 0.3465. What is the
probability that UTC will defeat Furman given that they defeat Marshall? (2
Decimal format = 0.00)
0.63
0.33 points
Question 3
1.
In a random sample of UTC students, 50% indicated they are business
majors, 40% engineering majors, and 10% other majors. Of the business
majors, 60% were females, whereas 30% of engineering majors were
females. Finally, 20% of the other majors were female. Given that a person is
female, what is the probability that she is an engineering major? (4 Decimal
format = 0.0000)
.2727
0.33 points
Question 4
1.
In the two upcoming basketball games, the probability that UTC will defeat
Marshall is 0.63, and the probability that UTC will defeat Furman is 0.55. The
probability that UTC will defeat both opponents is 0.3465. What is the
probability that UTC will win at least one of the games? (4 Decimal format =
0.0000)
.8335
0.38 points
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