SOLUTION: A coin is flipped 3 times and heads (H) or tails (T) are recorded.
a. List all the elements in the sample space.
b. List the elements in the event “at least two heads
appear.”
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Question 209460: A coin is flipped 3 times and heads (H) or tails (T) are recorded.
a. List all the elements in the sample space.
b. List the elements in the event “at least two heads
appear.”
c. Find the probability that the event in part (b) occurs.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A coin is flipped 3 times and heads (H) or tails (T) are recorded.
a. List all the elements in the sample space.
hhh,hht,hth,thh,htt,tht,tth,ttt
-------------------------------------------
b. List the elements in the event “at least two heads
appear.”
tth,tht,htt,hhh
----------------------------
c. Find the probability that the event in part (b) occurs.
P(x >= 2) = 4/8
-------------------------
Cheers,
Stan H.
Reply to stanbon@comcast.net
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