In math and statistics, you may occasionally need to calculate the slope of a line generated by coordinates in the (x,y) format. The slope is a value that indicates the rate at which the y value ...

A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates ... STEP 2 - Using the equation y = 2x + 1, calculate the value of y by using the x value ...

To help draw a straight line graph from its equation ... A straight line passes through the points (1, 5) and (3, –1). Find the equation of this line. First, draw a sketch to help make sure ...

If you understand the definition of a mathematical function, a good way to judge it is that any line ... the graph would change as and when you change the value of the data. Read: How to calculate ...

I help people communicate data clearly with graphs. Graphs are pictorial representations ... There is little relationship between the length of the line segments and the number of tourists that ...

The ease with which you can create a line graph in Excel on your PC or Mac will do much to dispel the misconception that the program is arcane and unapproachable. With just three clicks of a mouse ...