Answer: D
Step-by-step explanation: A line of best fit is a straight line that is the best approximation of the given set of data. It is used to study the nature of the relation between two variables.
Answer: 2 1/2 is 5/2 = 2.5
So all he have to do is add 0.5 to the mark
I think 3,and 4 because 0 is a place holder.
Answer:
(3.2, 0.6)
Step-by-step explanation: