**Statistics that college students can relate to:**

.The following are sample questions to help you prepare for the final. These questions are NOT comprehensive. In other words, do NOT rely solely on these questions to prepare you for the exam!

1. You go to Yo Burrito for dinner one night. The probability that you order a beer is 0.85 and the probability that you order a burrito is 0.90. The probability that you order both a beer and a burrito is 0.80.

a. What is the probability that you order either a burrito or a beer?

b.Given that a customer ordered a burrito, what is the probability that they will order a beer?

c.Given that a customer ordered a beer, what is the probability that they will order a burrito?

d. Are ordering a burrito and ordering a beer independent? Justify your answer using probabilities.

e. Are ordering a burrito and ordering a beer mutually exclusive? Justify your answer using probabilities