a coin tossed 3 times find the probability to come tail
more than head
Answers
Answered by
27
a coin tossed 3 times
therefore ,
sample space , s = ( HHH ,HHT , HTH, HTT, THH , THT , TTH , TTT)
n(S) = 8
let A be event in which tail comes more than head
A = ( HTT , THT, TTH , TTT)
n(A) = 4
p(A) = n(A) / n(S)
= 4/8
p(A)= 1/2
therefore ,
sample space , s = ( HHH ,HHT , HTH, HTT, THH , THT , TTH , TTT)
n(S) = 8
let A be event in which tail comes more than head
A = ( HTT , THT, TTH , TTT)
n(A) = 4
p(A) = n(A) / n(S)
= 4/8
p(A)= 1/2
Similar questions