Estimate the correlation coefficient for each of the above scatter plots?

Negative Correlation.

Step-by-step explanation:

We see that the overall trend is going downward, though it is a bit difficult to spot. We are able to draw a best line of fit, and the slope would be negative.

-13

step-by-step explanation:

f(x)=2x-5 for f(-4)

f(-4)   means let x=-4

f(-4) = 2(-4) -5

f(-4) =-8-5

      = -13

answer: just subtact the units and then add the non negative : happy to

step-by-step explanation: