Answer:
C
Step-by-step explanation:
Because c has the variables in the right spot and the other ones don't make scene
Answer:
Step-by-step explanation:
Given that that (X) the amount of time lapsed between consecutive trades on the New York Stock Exchange followed a normal distribution with a mean of 15 seconds.
i.e. X is normal with mean = 15 and unknown std deviation 
Given that
i.e. P(
z=-1.475 (from normal table)
Hence 
Using this we find P(X>17) = 
1, B
2, C
3, C
4, C
5, a
6, b
7, b
8, C
9, a I think.
Hoped this helps.
16.666666666667%
How much is 10 out of 60 written as a percentage? Convert fraction (ratio) 10 / 60 Answer: 16.666666666667%