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:
b=23 degrees
Step-by-step explanation:
a was 66 degrees so b=23 degrees 180-90-66=23
Answer: 2.7
Step-by-Step Explanation:
D, its (x,y) and (8.2,5.7) are the only ones that match up
Tee answer would be 369,600, because 5,280 x 70 = 369,600
