A scatter plot contains a trend line that crosses through points (-1, 7) and (1, 3). Does this trend line illustrate a correlation?
A. Yes, there is a positive correlation.
B. Yes, there is a negative correlation.
C. No, there is no correlation.
D. There is not enough information.

Question

A scatter plot contains a trend line that crosses through points (-1, 7) and (1, 3). Does this trend line illustrate a correlation?
	A.	Yes, there is a positive correlation.
	B.	Yes, there is a negative correlation.
	C.	No, there is no correlation.
	D.	There is not enough information.

anonymous · Answer

First find out the equation of the line passes through these two points and then find out the slope of the line. If the slope is negative then there is a negative correlation and If the slope is positive then there is a positive correlation.

anonymous · Answer

In this question the answer will be (B).