Answer:
Following are the solution to the question:
Step-by-step explanation:

z-score for
will be:
z score for will be:

using excel method to calculate the value.
Answer:
9 scoops
Step-by-step explanation:
9 scoops is the correct ans 100% sure
(hope this helps can i plz have brainlist :D hehe)

so

also, if A or B happens but not both, you add the chances and subtract the chance that both are happening.
Answer:
–15c4 – 7c2d + 2d2
Step-by-step explanation: