1. Find the missing entries in the table. X Pr(X) x Pr(X) -4 0.3 C - 1.2 0 b . 2 N a . 4 0.8 ??? 0.1 d E(X) = 1.0 2. An urn contains 1 red marble, 7 white marbles and 2 blue marbles. A player randomly selects one marble from the urn and wins $10 if the marble is red, loses $4 if the marble is white and loses $1 if the marble is blue. Find the expected winnings. last and no ci