It equals 40/6. I hope this helps. Good luck!
Answer:
For X, the parameter
is λX = 1/2 and for Y it is λY = 1. Using the formula sheet, Mean is
E[Z] = E[X] + 2E[Y ] = 4. Variance is V ar(Z) = V ar(X) + 4V ar(Y ) = 8.
Answer:
73.45 times
Step-by-step explanation:
2x + 4 = 3x - 10
-2x and +10 to both sides
14 = x
the answer is x = 14