Exhibit $20-1$ Below is a payoff table involving two states of nature and three decision alternatives. States of Nature Decision Alternative $51001012$ The probability of occurrence of s$1=\mathrm{.}2.$ Refer to Exhibit $20-1.$ The expected value of alternative A is a$.11\mathrm{.}6$ b$.8\mathrm{.}86\mathrm{.}7\mathrm{.}4$ d$.13$