A payoff table is given below and the probabilities of 51, 52, and s3 are 0.20 0.50, and 0.30, respectively. States of Nature Decision s1 s2 s3 A 250 750 500 00 300 -250 1200 500 500 600 Using the table above, what is the expected value without perfect information? 0 575 530 835 260 295