The two-way table shows information about the subjects studied by
some people.
Chemistry Biolo...
![subject](/tpl/images/cats/mat.png)
Mathematics, 14.02.2021 01:00 ninilizovtskt
The two-way table shows information about the subjects studied by
some people.
Chemistry Biology
Physics
Total
Male
12
14
16
42
Female
16
20
12
48
Total
28
34
28
90
a)
How many people are male OR study Biology OR both?
b)
What is the probability that any person is male OR
studies Biology OR both?β
![ansver](/tpl/images/cats/User.png)
Answers: 3
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