What is the expected value and standard deviation of X if P(X=0) = 0.31, P(X-1) = 0.45, P(X=2) = 0.24?
What is the expected value and standard deviation of X if P(X=0) = 0.31, P(X-1) = 0.45, P(X=2) = 0.24? Risposta: Significare #=0.93# SD #=1.2268# Spiegazione: Significare #=0.93# SD #=1.2268#