Ivan flips a coin 40 times, How many times can he expect head to appear?
A.20
B.4
...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 00:57, Amyra2003
Ivan flips a coin 40 times, How many times can he expect head to appear?
A.20
B.4
C.10
D.15
please help
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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