A coin is tossed 200 times and tails is obtained 72 times.Now if the coin is tossed at random find the probability of getting a head?
Answers
Answered by
3
p(E)+p(E')=1
getting tail P(E)=72/200
p(E')- is not getting tail
that means probability of getting head
72/200 + p(E') = 1
p(E')=1-72/200
p(E')128/200
=16/25
probability of getting head =16/25
getting tail P(E)=72/200
p(E')- is not getting tail
that means probability of getting head
72/200 + p(E') = 1
p(E')=1-72/200
p(E')128/200
=16/25
probability of getting head =16/25
Similar questions