+0  
 
0
413
1
avatar

A coin is tossed 5 times. What is the probability that it lands on tails exactly 4 of the 5 times?

 Oct 23, 2017
 #1
avatar+98196 
+1

We have a binomial probability

 

The probability is given by :

 

C (5,4) (1/2)^4 (1/2)  =  5 / 2^5  =   5 / 32

 

 

cool cool cool

 Oct 23, 2017
edited by CPhill  Oct 23, 2017

6 Online Users

avatar
avatar