Myers Business Systems is evaluating the introduction of a new product. The possible levels of unit sales and the probabilities of their occurrence are given next:

$\backslash$table$[[$Possible Market Reaction,$\backslash$table$[[$Sales in$],[$Units$]],$Probabilities$],[$Low response,$30,0\mathrm{.}30],[$Moderate response,$45,0\mathrm{.}20],[$High response,$50,0\mathrm{.}30],[$Very high response,$75,0\mathrm{.}20]]$