States of Nature Decision Alternative 51 | 52 52 53 54 d. 12 7 8 3 d2 9 00 8 6 5 d3 7 va 8 d4 4 6 9 9 The decision malcer obtains information that enables the following probabilities assessments: Pls,) = 0.5, P(s) - 0.2. Psy) - 0.2, and P(x) = 0.1 (a) Use the expected value approach to determine the optimal decision. EV(d) EV(d) EV(d) EV(d42 The optimal decision is () Now assume that the entries in the payoff table are costs. Use the expected value approach to determine the optimal decision The optimal decision di d: d. di