<span>No.
From the data provided you can not determine what the standard deviation is. In order to determine the standard deviation you need the actual grades not just a mean.</span>
Answer:
Q
Step-by-step explanation:
X has constant value
x'-x = 0
m =(y'-y)/(x'-x) --> undefined
It would be 4.2727, just round and you should get 4.3. sorry if i’m wrong
Answer:
This term would not change at all when combining like terms.
Step-by-step explanation:
Because the first term has a variable and the second does not, they can not be combined. Therefore, there is not change to this assignment