An unfair coin with Pr[H] =0.3 is flipped. If the flip resu…
An unfair coin with Pr =0.3 is flipped. If the flip results in a head, a marble is selected at random from a urn containing fourred and six blue marbles. Otherwise, a marble is selected from a different urn containing six red and two blue marbles. If the selected marble selected is red, what is the probability that the flip resulted in a head? (When you finish, make sure to show your work to the camera for few seconds, submit your work after you finish the exam. Make sure to show the filled tree Diagram)