If a fair coin is tossed four times, what is the probability of obtaining at least one head?
Answers
Answered by
0
Sample space = H,T. TH,. TT. HH
Probability of obtaining at least one head = 3/4
Hence if a fair coin is tossed 4 times, chances of obtaining one head or more than one head is 75 percent or 3/4.
Answered by
32
Answer:
Step-by-step explanation:
possibility of getting heads in first 2 tosses is 1/2
no. of tosses=2
no. of outcomes= 2 (i.e. heads or tails)
no. of fav. outcomes(heads)= 1(heads)
probability= no. of fav. outcomes/total no. of outcomes
=1/2 Ans.
Similar questions