I think the ratio is for for every 4 packs it cost 10 dollars so in all it would cost 30 dollars
z=(63-84)/3= -21/7= -3
P(x>63)=p(z > -3) = .9987 or 99.87%
Correlation between Ice cream sales and sunglasses sold Causation takes a step further than correlation
Answer:
Yes
Step-by-step explanation:
Assuming that the question is asking for -1 to be plugged in as x
4(-1)-3≤5
-4-3≤5
-7≤5