A coin is tossed successively three times. Find the probability of getting exactly one head or two heads.

Solution : We know that probability of event = no. of favorable outcome/total outcome Sample space of event : { (H , H , H) , (H , H , T) , (H , T , H) , (H , T , T) , (T , H , H) , (T , H , T) …

A coin is tossed successively three times. Find the probability of getting exactly one head or two heads. Read More »