The werkly semand of a abik-moving product has the probatily makss function shown to the righe Find the expecled value. vatiance. and standars deviation of woeky demand. The expected value of weekly demand is 1.6 (Type an ielegecer a decimal Do not tound] The verance of weekly demand is 0.94 (Type an integer or a decimal Do not round.) The standard devitition of weokly demand is (Alound to Free decinal plikees as needed.)