The following probability model represents the number of children living in apartments at a large complex. X 0 1 2 3 P(X-x) 0.41 0.12 0.35 0.09 0.03 Use the probability model to find the following: 1. Find the expected number of children living in an apartment at this complex. [Select] 2. Find the standard deviation for the number of children living in an apartment at this complex. [Select]