Find E if Upper E equals Summation from nothing to nothing left bracket x times Upper P left parenthesis x right parenthesis right bracket. x 0 1 2 3 4 5 P(x) 0.0345 0.1657 0.3185 0.3060 0.1470 0.0283 Question content area bottom Part 1 Eequals enter your response here (Simplify your answer. Round to four decimal places as needed.)