The vertical axis (Y axis) is the compounded portfolio return and the horizontal axis (X axis) is portfolio risk as measured by the annual standard deviation of return.

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To explain the graph a bit more clearly, the X axis is months and years, while the Y axis is the volume of industrial activity as a percentage of the average monthly output of 2009 (which, it should be noted, was depressed as a result of the global financial crisis).

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Risk is commonly placed on the x-axis, and return is placed on the y-axis.

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The knobs are connected to a pulley system, which moves a brass stylus along an X-Y axis.

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The value on the Y axis are decimals of how big the base will be compared to today.

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In the graph below, the Y axis is the citation score and the X axis is the number of publications in total.

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Near field communications (NFC) is among the leaders with very high expectations (Y-axis) and a (5-10)-year cycle before a plateau.

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The key, I concluded, is to plot the different kinds of consequences of work (y-axis) against the different types of groups (x-axis) that do the work.

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Analog joystick with central push-button two axis (X and Y) and a center pushbutton.

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On the x-axis is the rate of unemployment, on the y the rate of inflation.

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