Mathematics
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
Answers: 3

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Ivan flips a coin 40 times, How many times can he expect head to appear?
A.20
B.4
...

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