STA 301 HomeWork 2 Complete Solution

1.  If A and B independent events and if , determine .

                                                                                                                                                                Answer:___________

2.  An urn contains 8 white, 5 red and 3 blue chips.  A person selects 4 chips without replacement.  Determine the following probabilities: (Leave answers in fraction form and do not multiply out any fractions.)

a) P(Exactly 2 chips are white)

                                                                                                                                                                Answer:___________

b) P(The third chip is red)

                                                                                                                                                                Answer:___________

4.  Determine the value of 

                                                                                                                                                                Answer:___________

5.  Two events, A and B, are such that  , determine .

                                                                                                                                                                Answer:___________

6.  Two cards are drawn from a standard deck of cards.  Determine the probability that the first card is a Heart and the second card is an Ace.

                                                                                                                                                                Answer:___________