Question

Find the mean of number of heads in three tosses of a fair coin.​

Answer 1

Answer:

A fair coin is tossed 3 times. Events defined are: A=At least one head in the 3 tosses, B=Exactly 2 heads in the 3 tosses, and C=No heads in 3 tosses. Find P[A], P[B], P[C], P[Not A], P[Not B], P[Not C], P[A or B], P[A or C], P[B or C], P[A and B], P[A and C], P[B and C].

Answer 2

Answer:

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