Answer:
Are there any answers??
Step-by-step explanation:
Answer:
d. 11.6
Step-by-step explanation:
The results of the first die and the second one are independent to each other. The expected value of Z is obtained, therefore, by summing the expected values of both X and Y, because Z = X+Y and X and Y are independent. As a result 
Answer:
c
Step-by-step explanation:
Answer:
you did not give us choices.
Step-by-step explanation: