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lets get some facts
odds of head on 1 coin 50% or evens
odds of no head 50% or evens
the possible results vary from 1 coin to 2 coins.
1 coin has 2 results heads or tails
2 coins have 4 results. heads heads, tails tails, tails heads, heads tails. each outcome has a probability of 25%. for the question we remove the heads and tail probability and we have 2 outcomes with heads and one without. so 2 to 1 chance or 33.3333 recuring chance.
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Two coins are tossed what is the probability of getting a head?
is it 50% or 100% dang, i just confused myself. what if you toss 3 coins all at the same time... what's the probability of getting a head then, is it > 100% ? Doh!
When 2 coins are tossed what is the probability of a head and a tail?
50/50
What is the probability of getting at most one head when two coins are tossed?
Sample space for two coins tossed is: HH HT TH TT Therefore at most one head is HT TH TT or 3/4 or 0.75.
What is the probability of getting at least one head if 2 quarters were tossed?
It is 0.75
What is the probability of getting two head and one tail if a coin is tossed 3 times?
the probability of getting one head and one tail on three flips of a coin is 1/9
