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If the slope is zero, then the line is horizontal and y does not change at all the equation of the line has the form y = c and y = c for all values of x. Example 4 Experiment with the applet below, varying the value of m in the linear equation y = mxb to see how changing the slope m changes the graph. What the Slope Means The concept of slope is very useful in economics, because it measures the relationship between two variables. A positive slope means that two variables are positively related—that is, when x increases, so does y, and when x decreases, y also decreases. The concept of slope is very useful in economics, because it measures the relationship between two variables. A positive slopemeans that two variables are positively related—that is, when x increases, so does y, and when x decreases, y decreases also.

The slope of a line also called the gradient of a line is a number that describes how "steep" it is. In the figure above press 'reset'. Notice that for every increase of one unit to the right along the horizontal x-axis, the line moves down a half unit. Returns the slope of the linear regression line through data points in known_y's and known_x's. The slope is the vertical distance divided by the horizontal distance between any two points on the line, which is the rate of change along the regression line. Syntax. SLOPEknown_y's, known_x's The SLOPE function syntax has the following arguments. The slope is a positive number, which means that when the one variable increases, the other also increases. Just like the amount you get paid at the end of the week increases when the number of.

The slope of a graph illustrates the rate of change from one point on the graph to another point. It may be either positively sloped, sloping upward from left to right, or negatively sloped, sloping downward from left to right. Steeper graphs have a greater rate of change than do shallower graphs. In a regression context, the slope is the heart and soul of the equation because it tells you how much you can expect Y to change as X increases. In general, the units for slope are the units of the Y variable per units of the X variable. Jun 28, 2009 · Best Answer: The slope of I vs V is the reciprocal of Resistance dI/dv = 1/R The y intercept is at I=V=0, since there is no electrical potential hence no current flow. The slope of R vs E is zero, in a linear system, since R is a constant regardless. Dec 04, 2012 · The slope of any graph is calculated by finding tantheta of the graph which in this case would be V/T as tantheta = Perpendicular/Base = Yaxis/Xaxis therefore the slope of. Course slope is a figure that indicates the difficulty of a course in relation to a golfer who averages a bogey on every hole, and therefore, averages 18-over par on any given round. For instance.