Question

Stats help please?

Answer 1

I. A linear model appears to be a good fit.
II. The variables are positively associated
III. The variables are negatively associated
A. I only
B. II only
C. III only
D. I and II only
E. II and III only

Answer 2

We must assume that both axes of the graph have linear scales. A straight line can be drawn which has about as many points on one side of it as the other. So do you think that a linear model applies?

Answer 3

@perl i think its D. I and II but can i get your opinion please?

Answer 4

If a regression line has a positive gradient ( as one variable gets larger so does the other) then the data are said to be positively correlated.

Answer 5

yes i agree

Answer 6

ok thanks!