The slope will be the same for a straight line no matter which two points you pick as you know. You are using this formula to find the change in y rise over the change in x run. This is the Slope Rating.
Plug in these values to the slope.
The slope of a straight line describes the lines angle of steepness from the horizontal whether it rises or falls. Formula to calculate slope. Formula for Slope of a Curve. The slope of a linear regression line is the vertical distancethe horizontal distance between any of the two points on this line.