SOLUTION: Obtain a probability distribution for the number of heads when 3 coins are tossed. Also present the probability distribution by a graph.

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Question 1110569: Obtain a probability distribution for the number of heads when 3 coins are tossed. Also present the probability distribution by a graph.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Look at the 8 possible outcomes and tally the number of heads,
HHH-3
HHT-2
HTH-2
HTT-1
THH-2
THT-1
TTH-1
TTT-0
.
.
3 heads - 1
2 heads - 3
1 head - 3
0 heads - 1
.
.
.
.