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You toss 3 fair coins in the air at once.

AList the sample space.
BWhat is the probability of getting all 3 heads?
CWhat is the probability of getting all 3 tails?
DWhat is the probability of getting 1 head and 2 tails?
EWhat is the probability of getting 1 tail and 2 heads?

f) What do the probabilities from parts b through e add up to?

Verified Answer :

meerkat18

The probability of a head or tail upon flipping is 50-50. THe asnwers are as followsL
a. {HHH, HHT, HTT, TTT, TTH, THH, HTH, THT}b and c.  p = 3C3 * 0.5^3 = 0.125d. from a, p = 3/8 = 0.375e. from a, p = 3/8 = 0.375f. 0.875

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