1.

Three coin are tossed simultaneously 150time Compute the probablity of getting at least 2 tail

Answer»

In tossing of THREE coins there are eight possible outcomes. (i.e. )

therefore the sample space is GIVEN as:

S = {HHH,HHT,HTH,THH,HTT,THT,TTH,TTT } 

favorable outcomes = {HTT,THT,TTH,TTT}

probability of getting at LEAST two TAILS = 4/8 = 1/2

hope this helps you


Discussion

No Comment Found

Related InterviewSolutions