That is the slope. I will set it equal to zero and I get (divide both sides by that pesky -2): Now to do a similar thing with how S changes with the parameter b.. And again, setting it equal to ...

Here, m is the slope of the line and b is the y-intercept. Another way to think about it is that m is how fast the line goes up (or down, if m is negative), and b is where the line “starts” at ...

Linear regression is graphically depicted using a straight line; the slope ... If the stock price increases $0.10 before any trades occur and increases $0.01 for every share sold, the linear ...