Im not 100% sure but
A: 10
B: 5
C: 15
D: 30
for:
A: 30 x 1/3
B: 15 x 1/3
C: 5/ 1/3
D: 10/ 1/3
Answer:
A
Step-by-step explanation:
It's asking to see how far it will go in 6 seconds, and it's travelling downward.
The top 15% (85th percentile) is the cutoff value

such that

where

is the corresponding cutoff for the standardized normal distribution. We have

, and so
Answer:
Yes, you are right. Great job!
Step-by-step explanation: