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Solution: 2015 Winter Midterm - 16

Author: Michiel Smid

Question

You flip a fair coin 11 times. Define the events
  • A = "the number of heads is odd"
and
  • B = "the number of tails is even".
Which of the following is true?
(a)
None of the above.
(b)
$\Pr(A) = \Pr(B)$
(c)
$\Pr(A) < \Pr(B)$
(d)
$\Pr(A) > \Pr(B)$

Solution

As discussed in the previous question, they are all half; therefore, it is equal