Question

what is the expected number of heads appearing when a fair coin is tossed three times? plz long answer dena ☹️​

Answer 1

Explanation:

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.

so as per the upper conclusions we can estimate the solution

see the attachment which is longer