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Question: 2019 Fall Midterm - 15

Author: Michiel Smid

You flip a fair coin 9 times. Define the event

A = "the result of the first flip is not equal to the result of the second flip".

What is $\Pr(A)$?

(a)

1/2

(b)

1/4

(c)

1/3

(d)

1