Guest Session: 1 Question Remaining. Create Account to save progress.
Login
Random Variableseasy
0:00.0

Let XXX be a discrete random variable where P(X=k)=15P(X=k) = \frac{1}{5}P(X=k)=51​ for k∈{5,6,7,8,9}k \in \{5, 6, 7, 8, 9\}k∈{5,6,7,8,9}. What is E[X]E[X]E[X]?