When one coordinate is given, the second can be read from the graph. To find a \(y\)-coordinate from a given \(x\)-coordinate: On the \(x\)-axis, locate the given amount. Draw a vertical line ...

The slope is a value that indicates the rate at which the y value of a line rises or falls as the x value increases. Using the SLOPE function in Excel, you can find this value for a set of ...

Sometimes, it is useful and informative to plot two different sets of data on the same chart, even though they may have very different values. For example, you could show line ... x-axis and a y ...

I help people communicate data clearly with graphs ... label on the Y-axis (the vertical axis.) I consider the top two to be acceptable and the bottom two to be unacceptable. I find the label ...