1.) Research done by Gizmodo Electronics found that 82% of shoppers in their store consult their phone while shopping. If 12 shoppers in their store are surveyed, what is the probability exactly 5 of them say they consult their phone while shopping in Gizmodo Electronics?

2.) Suppose you are taking a 17 question True/False quiz which you are not prepared for. You find yourself simply guessing at every answer. What is the probability that you get less than 4 answers correct?

3.)Suppose you are taking a True/False quiz that has 20 questions on it. You are not prepared for this quiz and so you just guess at every answer. What is the probability that you get more than 13 questions correct?