Answer:
79.72644377% is the answer I believe.
Answer: 9.5km
Step-by-step explanation:
Answer:
E(x) = 7.05
Step-by-step explanation:
We are given the following information in the question:
x: 1 2 4 8 16
p(x): 0.05 0.10 0.30 0.40 0.15
Formula:

Hence, the expectation of the given data is 7.05
So your answer would be 7 because if you divide 21÷3 your answer would be 7.
0 I think if youre saying 0(7+2)